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Awesome-Selfhosted

Selfhosting is the process of locally hosting and managing applications instead of renting from SaaS providers.

This is a list of Free Software network services and web applications which can be hosted locally. Non-Free software is listed on the Non-Free page.

See Contributing.

List of Software
Self-hosting Solutions
List of Licenses
External links
Contributing
License

Analytics

For personal analytics/dashboards, see Personal Dashboards

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Web Analytics

AWStats - Generates web, streaming, ftp or mail server statistics graphically. (Source Code) GPL-3.0 Perl
Countly - Real time mobile and web analytics, crash reporting and push notifications platform. (Source Code) AGPL-3.0 Javascript
Druid - Distributed, column-oriented, real-time analytics data store. (Source Code) Apache-2.0 Java
Fathom Analytics - Simple & trustworthy website analytics. (Source Code) MIT Go
GoAccess - Real-time web log analyzer and interactive viewer that runs in a terminal. (Source Code) GPL-2.0 C
Hastic - Hackable time series pattern recognition tool with UI for Grafana. (Source Code) Apache-2.0 Python/Nodejs
Matomo - Leading open-source analytics platform that gives you more than just powerful analytics, formerly known as Piwik. (Source Code) GPL-3.0 PHP
Open Web Analytics - Google Analytics and Piwik alternative. (Source Code) GPL-2.0 PHP
Rakam - Custom analytics platform that allows you to create your own analytics services. Integrate with any data source (web, mobile, IoT etc.), analyze data with SQL and create dashboards. (Source Code) Apache-2.0 Java
Serposcope - Serposcope is a free and open-source rank tracker to monitor websites ranking in Google and improve your SEO performances. (Source Code) MIT Java
Snowplow - Have every single event, from your websites, mobile apps, desktop applications and server-side systems, stored in your own data warehouse and available to action in real-time. (Source Code) Apache-2.0 Scala
Suet ⚠ - Detailed analytics and reporting for your Mailgun transactional emails. (Source Code) GPL-3.0 Nodejs

Business Intelligence

Metabase - Simple Dashboarding and GUI Query tool, Nightly Emails and Slack Integration w/ PostgreSQL, MySQL, Redshift and other DBs. (Source Code) AGPL-3.0 Clojure
Redash - connect to over 18 types of databases (SQL and "NoSQL"), query your data, visualize it and create dashboards. Everything has a URL that can be shared. Slack and HipChat integration. (Demo, Source Code) BSD-2-Clause Python
Superset - Modern, enterprise-ready business intelligence web application. (Source Code) Apache-2.0 Python

Archiving and Digital Preservation (DP)

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Some Content Management System solutions also feature archiving and digital preservation.

Access to Memory (AtoM) - Web-based, open source application for standards-based archival description and access in a multilingual, multi-repository environment. (Demo, Source Code) PHP AGPL-3.0-only
Archivematica - Mature digital preservation system designed to maintain standards-based, long-term access to collections of digital objects. (Demo, Source Code) Python AGPL-3.0-only
ArchivesSpace - Archives information management application for managing and providing Web access to archives, manuscripts and digital objects. (Demo, Source Code) Ruby ECL-2.0
Bookmark Archiver - Self-hosted "wayback machine" that creates html & screenshot archives of sites from your bookmarks, browsing history, RSS feeds, or other sources. (Demo, Source Code) MIT Python
Collective Access: Providence - Highly configurable Web-based framework for management, description, and discovery of digital and physical collections supporting a variety of metadata standards, data types, and media formats. (Source Code) PHP GPL-3.0-only

Automation

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Alltube - Web interface for youtube-dl, a program to download videos and audio from more than 100 websites. (Demo, Source Code) GPL-3.0 PHP
AmIUnique - Learn how identifiable you are on the Internet (browser fingerprinting tool). (Source Code) MIT Java
Beehive - Flexible event and agent system, which allows you to create your own agents that perform automated tasks triggered by events and filters. AGPL-3.0 Go
CampaignChain ⚠ - A marketing hub allowing to schedule posts on social media (a la Hootsuite+Buffer) and combine them with newsletter campaigns. (Source Code) Apache-2.0 PHP
CouchPotato - CouchPotato is an automatic Video Library Manager for Movies. Automatic torrent/nzb searching, downloading, and processing at the qualities you want. (Source Code) GPL-3.0 Python
Episodes - ⚠ Self Hosted TV show Episode tracker and recommender built using django, bootstrap4. MIT Python
feedmixer - FeedMixer is a WSGI (Python3) micro web service which takes a list of feed URLs and returns a new feed consisting of the most recent n entries from each given feed(Returns Atom, RSS, or JSON). (Demo) WTFPL Python
FHEM - FHEM is used to automate common tasks in the household like switching lamps and heating. It can also be used to log events like temperature or power consumption. You can control it via web or smartphone frontends, telnet or TCP/IP directly. (Source Code) GPL-3.0 Perl
Gekko - Gekko is a Bitcoin TA trading and backtesting bot which support multiple exchanges and cryptocurrencies. (Source Code) MIT Nodejs
Headphones - Automated music downloader for NZB and Torrent, written in Python. It supports SABnzbd, NZBget, Transmission, µTorrent, Deluge and Blackhole. GPL-3.0 Python
Healthchecks - Django app which listens for pings and sends alerts when pings are late. (Source Code) BSD-3-Clause Python
Home Assistant - Open-source home automation platform. (Demo, Source Code) MIT Python
homebank-converter - Web app to convert an export bank file to compatible Homebank csv. (Demo) AGPL-3.0 HTML5
Huginn - Allows you to build agents that monitor and act on your behalf. MIT Ruby
Http2pic - Website screenshots/renderer. It uses the wkhtmltox to render websites with various options. (Source Code) Apache 2.0 PHP/Javascript
Kibitzr - Lightweight personal web assistant with powerful integrations. (Source Code) MIT Python
LazyLibrarian ⚠ - LazyLibrarian is a program to follow authors and grab metadata for all your digital reading needs. It uses a combination of Goodreads Librarything and optionally GoogleBooks as sources for author info and book info. GPL-3.0 Python
Lidarr - Lidarr is a music collection manager for Usenet and BitTorrent users. (Source Code) GPL-3.0 C#
Medusa - Automatic Video Library Manager for TV Shows. It watches for new episodes of your favorite shows, and when they are posted it does its magic. GPL-3.0 Python
Node RED - Browser-based flow editor that helps you wiring hardware devices, APIs and online services to create IoT solutions. (Source Code) Apache-2.0 Nodejs
openHAB - Vendor and technology agnostic open source software for home automation. (Source Code) EPL-1.0 Java
PolitePol - Online tool for creation of RSS feeds for any web page. (Demo) MIT Python
Poffer ⚠ - Tool that makes it easier to share the content you like thanks to Pocket+Buffer. (Source Code) MIT Nodejs
pyLoad - Lightweight, customizable and remotely manageable downloader for 1-click-hosting sites like rapidshare.com or uploaded.to. (Source Code) GPL-3.0 Python
Radarr - Radarr is an independent fork of Sonarr reworked for automatically downloading movies via Usenet and BitTorrent, à la Couchpotato. (Source Code) GPL-3.0 C#
RSS-Bridge - rss-bridge is a PHP project capable of generating ATOM feeds for websites which don't have one. Public domain PHP
RSS Merger - PHP script which will take multiple RSS / Atom feeds as input and merge them into a single RSS feed. GPL-2.0 PHP
SickRage - SickRage is an automatic Video Library Manager for TV Shows. Automatic torrent/nzb searching, downloading, and processing at the qualities you want. (Source Code) GPL-3.0 Python
Sonarr - Automatic TV Shows downloader and manager for Usenet and BitTorrent. It can grab, sort and rename new episodes and automatically upgrade the quality of files already downloaded when a better quality format becomes available. (Source Code) GPL-3.0 C#
TriggerHappy - Open source clone of IFTTT, a bridge between your internet services. (Source Code) BSD-3-Clause Python
WebUI-aria2 - Interface to interact with the aria2 downloader. Very simple to use, just download and open index.html in any web browser. (Demo) MIT HTML5
WTFDYUM ⚠ - Why The Fuck Did You Unfollow Me - Find out who stops following you on Twitter. (Demo, Source Code) Apache-2.0 Java
Zenbot 3 - Zenbot is a lightweight, extendable, artificially intelligent trading bot for Bitcoin, Ether, Litecoin, and more. MIT Node.js

Blogging Platforms

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Anchor CMS - Free, lightweight, faster-than-a-bullet, simple blogging system, made for art–directed posts. (Source Code) GPL-3.0 PHP
Antville - Free, open source project aimed at the development of a high performance, feature rich weblog hosting software. (Source Code) Apache-2.0 Javascript
Blogotext - Free blog-engine written in PHP and using SQLite. This offers you both an unmatched simplicity during installation and great performances. (Source Code) MIT PHP
Bludit ⚠ - Simple application to build a site or blog in seconds. Bludit uses flat-files (text files in JSON format) to store posts and pages. (Demo, Source Code) MIT PHP
Chyrp Lite - Extra-awesome, extra-lightweight blog engine. (Source Code) BSD-3-Clause PHP
Dante Stories - A self hosted Medium platform built with Ruby on Rails. (Source Code) MIT Ruby
Dotclear - Take control over your blog. (Source Code) GPL-2.0 PHP
Formtools - Powerful, flexible, free and open source PHP/MySQL script to manage your forms and data. (Source Code) GPL-2.0 PHP
Ghost - Just a blogging platform. (Source Code) MIT Nodejs
Hexo - Fast, simple and powerful blog framework, powered by Node.js. (Source Code) MIT Nodejs
Hotglue - Freehand CMS which allows to construct websites directly in a web-browser. It uses flat files for storage and provides an intuitive GUI. (Demo, Source Code) GPL-3.0 PHP
htmly - Databaseless Blogging Platform (Flat-File Blog). (Demo, Source Code) GPL-2.0 PHP
Known - Single website for all your content. (Source Code) Apache-2.0 PHP
Noddity - It's a blog, it's a wiki, it's a fast CMS. (Source Code) WTFPL Nodejs
Plume - Federated blogging engine, based on ActivityPub. (Demo, Source Code) AGPL-3.0 Ruby
PluXml - XML-based blog/CMS platform. (Source Code) GPL-1.0 PHP
Postleaf - Open source blogging platform with inline editing, handlebar templates, and a beautiful user interface. (Source Code) MIT Nodejs
Solo - Blogging system written in Java, feel free to create your or your team own blog. (Demo, Source Code) Apache-2.0 Java
WordPress - Create a beautiful website or blog. (Source Code) GPL-2.0 PHP

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Bookie - Python based delicious.com replacement. AGPL-3.0 Python
dyu/bookmarks - Single-threaded/process bookmark app powered by leveldb and uWebSockets. Supports importing from Delicious and Chrome. (Demo) Apache-2.0 Java
Firefox Auth Server - This project implements the core server-side API for Firefox Accounts. (Source Code) MPL-2.0 Nodejs
- Firefox Content Server - Static server that hosts Firefox Account sign up, sign in, email verification, etc. flows. (Source Code) MPL-2.0 Java
- Firefox Sync Server - Sync Firefox bookmarks, passwords, history, tabs, preferences. (Source Code) MPL-2.0 Python
Geekmarks - Personal bookmarking service focused on speed and organization using hierarchical tags. (Source Code) BSD-2-Clause Go
golinks - Web application that allows you to create smart bookmarks, commands and aliases by pointing your web browser's default search engine at a running instance. Similar to bunny1 or yubnub. (Demo) MIT Go
Lobsters - Run your own link aggregation site. (Source Code) BSD Ruby
No Fuss Bookmarks - Very simple software and service to store bookmarks especially designed for hackers (that don't need fancy interfaces, but nice API). (Source Code) GPL-3.0 Python
Pinry - The tiling image board system for people who want to save, tag, and share images, videos, and webpages. (Source Code) BSD-2-Clause Python
SemanticScuttle - SemanticScuttle is a social bookmarking tool experimenting with features like structured tags and collaborative tag descriptions. (Source Code) GPL-2.0 PHP
Shaarli - Personal, minimalist, super-fast, no-database bookmarking and link sharing platform. (Demo) Zlib PHP
Shiori - Simple bookmark manager built with Go. MIT Go
unmark - Open source to do app for links. MIT PHP
ymarks - Keep your browser's bookmarks synchronized without limiting yourself to one provider. WTFPL C

Calendaring and Contacts Management

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Some Groupware solutions also feature calendar/address book editing and synchronization.

See https://en.wikipedia.org/wiki/Comparison_of_CalDAV_and_CardDAV_implementations

CalDAV or CardDAV servers

Baïkal - Lightweight CalDAV and CardDAV server based on sabre/dav. (Source Code) GPL-3.0 PHP
CalendarServer - Apple, Inc.'s standards-compliant server implementing the CalDAV and CardDAV protocols shipped with macOS Server. (Source Code) Apache-2.0 Python
calypso - Python-based CalDAV and CardDAV server, forked from Radicale. (Source Code) GPL-3.0 Python
DAViCal - Server for calendar sharing (CalDAV) that uses a PostgreSQL database as a data store. (Source Code) MIT PHP
EteSync Server - End-to-end encrypted and journaled personal information server supporting calendar and contact data, offering its own clients. (Source Code) AGPL-3.0 Python/Django
Radicale - Simple calendar and contact server with extremely low administrative overhead. (Source Code) GPL-3.0 Python
SabreDAV - Open source CardDAV, CalDAV, and WebDAV framework and server. (Source Code) MIT PHP
Xandikos - Open source CardDAV, CalDAV and WebDAV server with minimal administrative overhead, backed by a Git repository. (Source Code) GPL-3.0 Python

CalDAV or CardDAV clients.

AgenDAV - Multilanguage CalDAV web client with a rich AJAX interface and shared calendars support. (Source Code) GPL-3.0 PHP
DAVDroid - Open-source CalDAV/CardDAV suite and sync app for Android. (Source Code) GPL-3.0 Java
InfCloud - Open source CalDAV/CardDAV web client implementation. (Demo, Source Code) AGPL-3.0 Javascript
EteSync Web - EteSync's official Web-based client (i.e., their Web app). (Demo, Source Code) AGPL-3.0 TypeScript

Communication systems

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Custom communication systems

Broid - Broid enables rich conversations on all messaging channels within a single schema integration using W3C standards. (Demo, Source Code) AGPL-3.0 Nodejs
Centrifugo - Language-agnostic real-time messaging (Websocket or SockJS) server. (Demo) MIT Go
Cherry - Tiny webchat server. GPL-2.0 Go
Freenet - Anonymously share files, browse and publish "freesites" (web sites accessible only through Freenet) and chat on forums. (Source Code) GPL-2.0 Java
Friends - P2P chat powered by the web. (Source Code) MIT Nodejs
GNUnet - Free software framework for decentralized, peer-to-peer networking. (Source Code) GPL-3.0 C
Hawkpost - HawkPost is a web app that lets you create unique links that you can share with a person that desires to send you important information but doesn't know how to encrypt it. The message is encrypted in their browser and sent to your email address. (Source Code) MIT Python
Hubl.in - WebRTC powered video conference, chat and collaborative editor. (Source Code) AGPL-3.0 Nodejs
Jitsi Meet - Jitsi Meet is an OpenSource (MIT) WebRTC Javascript application that uses Jitsi Videobridge to provide high quality, scalable video conferences. (Source Code) MIT Javascript
Jitsi Video Bridge - WebRTC compatible Selective Forwarding Unit (SFU) that allows for multiuser video communication. (Source Code) Apache-2.0 Java
Kandan - Kandan is an Open Source Alternative to HipChat. (Source Code) AGPL-3.0 Ruby
KChat - PHP Based Live Chat Aplication. Apache-2.0 PHP
Lets-Chat - Self hosted chat suite written in Node. (Source Code) MIT Nodejs
Live Helper Chat - Live Support chat for your website. (Source Code) Apache-2.0 PHP
Mattermost - Open-source, on-prem Slack-alternative. It can be integrated with Gitlab. (Source Code) AGPL-3.0/Apache Go
MiAOU - Multi-room persistent chat server. (Source Code) MIT Nodejs
Mibew - Mibew Messenger is an open-source live support application written in PHP and MySQL. It enables one-on-one chat assistance in real-time directly from your website. (Demo, Source Code) Apache-2.0 PHP
Mumble - Low-latency, high quality voice/text chat software. (Source Code, Clients) BSD C++
Node-Chat - Not-so-basic open-source chat with admin features. MIT Nodejs
Pushjet - Self hosted push notification service built with a simple API making sending notifications easy. (Source Code) BSD-2-Clause Python
Rallly - Rallly is a free collaborative scheduling service. (Source Code) CC-BY-SA-4.0 Nodejs
RetroShare - Secured and decentralized communication system. Offers decentralized chat, forums, messaging, file transfer. (Source Code) GPL-2.0 С++
Ring - Free software for universal communication which respects freedoms and privacy of its users. (Source Code) GPL-3.0 C++
Rocket.Chat - Teamchat solution similar to Gitter.im or Slack. (Source Code) MIT Nodejs
Spectrum 2 - Spectrum 2 is an open source instant messaging transport. It allows users to chat together even when they are using different IM networks. (Source Code) GPL-3.0 C++
Spreed - WebRTC audio/video calls, conferencing server, and web client. (Source Code) AGPL-3.0 Go
Synapse - Server for Matrix, an open standard for decentralized persistent communication. (Source Code) Apache-2.0 Python
- Matrix Console Web - Web client meant to be a showcase of Matrix capabilities, and reference implementation of the Matrix standard. (Source Code) Apache-2.0 Javascript
- RIOT - Glossy Matrix web client with an emphasis on performance and usability. (Source Code) Apache-2.0 Javascript
Syndie - Syndie is a libre system for operating distributed forums. CC0-1.0 Java
TextBelt ⚠ - Outgoing SMS API that uses carrier-specific gateways to deliver your text messages for free, and without ads. MIT Javascript
Tox - Distributed, secure messenger with audio and video chat capabilities. (Source Code) GPL-3.0 C
Tuber - Peer-to-peer video chat that works. (Source Code) MIT Javascript
ZeroNet ⚠ - Open, free, and uncensorable websites, using Bitcoin cryptography and BitTorrent network. (Source Code) GNU Python
Zulip - Zulip is a powerful, open source group chat application. (Source Code) Apache/Other Python

Email

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Complete solutions

Simple deployment of a mail server, e.g. for inexperienced or impatient admins.

docker-mailserver - Fullstack but simple mail server (smtp, imap, antispam, antivirus, etc.). Only configuration files, no SQL database. Keep it simple and versioned. Easy to deploy and upgrade. MIT Docker
Inboxen - Inboxen is a service that provides you with an infinite number of unique inboxes. (Source Code) GPL-3.0 Python
homebox - A suite of Ansible scripts to deploy a fully functional mail server on Debian. Unobtrusive and automatic as much as possible, focusing on stability and security. GPL-3.0 Shell
iRedMail - Full-featured mail server solution based on Postfix and Dovecot. (Source Code) GPL-3.0 Shell
Mailcow - Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administration. (Source Code) GPL-2.0 PHP
Mailu - Mailu is a simple yet full-featured mail server as a set of Docker images. (Demo, Source Code) MIT Docker/Python
Mail-in-a-Box - Turns any Ubuntu server into a fully functional mail server with one command. (Source Code) CC0-1.0 Shell
Modoboa - Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. (Source Code) MIT Python
Qmailtoaster - Stable, full-featured, easy-to-install mail server based on qmail. (Source Code) Multiple Linux
Simple NixOS Mailserver - A complete mailserver solution leveraging the Nix Ecosystem. GPL-3.0 Nix

Mail Transfer Agents

MTAs / SMTP servers

Courier MTA - Fast, scalable, enterprise mail/groupware server providing ESMTP, IMAP, POP3, webmail, mailing list, basic web-based calendaring and scheduling services. (Source Code) GPL-3.0 C
Exim - Message transfer agent (MTA) developed at the University of Cambridge. (Source Code) GPL-3.0 C
Haraka - High-performance, pluginable SMTP server written in Javascript. (Source Code) MIT Javascript
MailCatcher - Ruby gem that deploys a simply SMTP MTA gateway that accepts all mail and displays in web interface. Useful for debugging or development. (Source Code) MIT Ruby
Maildrop - Disposable email SMTP server, also useful for development. MIT Scala
MailHog - Small Golang executable which runs an SMTP MTA gateway that accepts all mail and displays in web interface. Useful for debugging or development. MIT Go
OpenSMTPD - Secure SMTP server implementation from the OpenBSD project. (Source Code) ISC C
Postfix - Fast, easy to administer, and secure Sendmail replacement. IPL-1.0 C
Qmail - Secure Sendmail replacement. (Source Code) CC0-1.0 C
Sendmail - Message transfer agent (MTA). Sendmail C
Slimta - Mail Transfer Library built on Python. (Source Code) MIT Python

Mail Delivery Agents

MDAs - IMAP/POP3 software

Cyrus IMAP/POP3 - Intended to be run on sealed servers, where normal users are not permitted to log in. (Source Code) BSD C
Dovecot - IMAP and POP3 server written primarily with security in mind. (Source Code) MIT/LGPL-2.1 C
Piler - feature rich open source email archiving solution. (Source Code) GPL-3.0 C

Mailing lists and Newsletters

Mailing lists servers and mass mailing software - one message to many recipients.

Dada Mail - Web-based list management system that can be used for announcement lists and/or discussion lists. (Source Code) GPL-2.0 Perl
Mail For Good ⚠ - Open source email campaign management tool for nonprofits. BSD Javascript
Mailman - The Gnu mailing list server. GPL-3.0 Python
Mailtrain - self hosted newsletter application built on Node.js (v5+) and MySQL (v5.5+ or MariaDB). (Source Code) GPL-3.0 Nodejs
MailyHerald - Self-hosted Mailchimp alternative that you can easily integrate with your site. Helps you send and manage your application mailings. It support email marketing and conducting the daily stream of notifications you send to your users. (Source Code) LGPL-3.0 Ruby
Mautic - Mautic is marketing automation software (email, social and more). (Source Code) GPL-3.0 PHP
phpList - Newsletter and email marketing with advanced management of subscribers, bounces, and plugins. (Source Code) AGPL-3.0 PHP
Postal - Fully featured open source mail delivery platform for incoming and outgoing e-mail. MIT Ruby
Schleuder - GPG-enabled mailing list manager with resending-capabilities. (Source Code) GPL-3.0 Ruby
Sympa - Mailing list manager. GPL-2.0 Perl

Webmail clients

Cypht - Feed reader for your email accounts. (Source Code) GPL-2.0 PHP
Disposable Mailbox - Simple disposable mailbox web-app based on a catch-all IMAP mailbox. (Demo) GPL-3.0 PHP
IMP - HORDE application that provides webmail access to IMAP and POP3 accounts. (Demo, Source Code) GPL-2.0 PHP
MailCare - Open source disposable email address service. (Source Code) MIT PHP
Mailpile - Webmail client with search, filtering, encryption features and more. (Source Code) AGPL-3.0 Python
RainLoop - Simple, modern and fast webmail with IMAP/SMTP Support and multi accounting. (Demo, Source Code). AGPL-3.0 PHP
Roundcube - Browser-based IMAP client with an application-like user interface. (Source Code) GPL-3.0 PHP
SquirrelMail - Another browser-based IMAP client. (Source Code) GPL-2.0 PHP
WebMail Lite - Web-based IMAP Mail client. (Source Code) GPL-3.0 PHP

IRC

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IRC communication software

Convos - Always online web IRC client. (Demo, Source Code) Artistic-2.0 Perl
Dispatch - A self-hosted web IRC client written in Go. (Demo) MIT Go
Kiwi IRC - A responsive web IRC client with theming support. (Demo), (Source Code) Apache-2.0 Nodejs
The Lounge - A self-hosted web IRC client. (Demo, Source Code) MIT Nodejs
Quassel IRC - distributed IRC client, meaning that one (or multiple) client(s) can attach to and detach from a central core. (Source Code) GPL-2.0 C++
Robust IRC - RobustIRC is IRC without netsplits. Distributed IRC server, based on RobustSession protocol. (Source Code) BSD-3-Clause Go
Weechat - Fast, light and extensible chat client. GPL-3.0 C
ZNC - Advanced IRC bouncer. (Source Code) Apache-2.0 C++

SIP

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SIP telephony software

Asterisk - Easy to use but advanced IP PBX system, VoIP gateway and conference server. GPL-2.0 C
FreeSWITCH - Scalable open source cross-platform telephony platform. (Source Code) MPL-2.0 C
Homer - Troubleshooting and monitoring VoIP calls. (Source Code) AGPL-3.0 Angular/C
Kamailio - Modular SIP server (registrar/proxy/router/etc). (Source Code) GPL-2.0 C
Ostel - Secure SIP telephony setup with ZRTP encryption. GPL-3.0 Ruby
Tapir - Troubleshooting and real-time monitoring of VoIP-based systems. (Source Code) Apache-2.0 Java/Kotlin

IPBX

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IPBX telephony software

Freepbx - Web-based open source GUI that controls and manages Asterisk. (Source Code) GPL-2.0 PHP
FusionPBX - Open source project that provides a customizable and flexible web interface to the very powerful and highly scalable multi-platform voice switch called FreeSWITCH. (Source Code) MPL-1.1 PHP
Kazoo - KAZOO is an open-source, highly scalable software platform designed to provide carrier-grade VoIP switch functions and features. (Source Code) MPL-1.1 Erlang
Wazo - Full-featured IPBX solution built atop Asterisk with integrated Web administration interface and REST-ful API. (Source Code) GPL-3.0 Python/PHP

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Abilian SBE - Open Source Collaboration and Social Networking framework and platform. LGPL-2.1 Python
Anahita - Open Source Social Networking Framework and Platform. (Source Code) GPL-3.0 PHP
bbPress - bbPress is forum software with a twist from the creators of WordPress. Easily setup discussion forums inside your WordPress.org powered site. (Source Code) GPL-2.0 PHP
Bootcamp - Enterprise social network. (Source Code) MIT Python
Buddycloud - Tools, libraries, services and a community to build user-to-user, group and social messaging into your app. Saves time. Scales up. Supports you. (Source Code) Apache-2.0 Java
BuddyPress - Powerful plugin that takes your WordPress.org powered site beyond the blog with social-network features like user profiles, activity streams, user groups, and more. (Source Code) GPL-2.0 PHP
cartulary - RSS reader, readability tool, article archiver, microblogger, social graph manager and reading list manager. CDDL-1.0 PHP
diaspora* - Distributed social networking server. (Demo, Source Code) AGPL-3.0 Ruby
Discourse - Advanced forum / community solution based on Ruby and JS. (Demo, Source Code) GPL-2.0 Ruby
dyu/comments - Real-time, markdown-enabled comment engine powered by leveldb. (Demo) Apache-2.0 Java
Elgg - Powerful open source social networking engine. (Source Code) GPL-2.0 PHP
Flarum - Delightfully simple forums. Flarum is the next-generation forum software that makes online discussion fun again. (Source Code) MIT PHP
flaskbb - FlaskBB is forum software written in Python using the microframework Flask. You can easily create new topics, posts and send other users private messages. It also includes basic administration and moderation tools. (Source Code) BSD-3-Clause Python
FluxBB - Fast, light, user-friendly forum software for your website. (Source Code) GPL-2.0 PHP
Friendica - Social Communication Server. (Source Code) AGPL-3.0 PHP
GNU social - Social communication software for both public and private communications. (Source Code) AGPL-3.0 PHP
Hubzilla - Decentralized identity, privacy, publishing, sharing, cloud storage, and communications/social platform. (Source Code) MIT PHP
HumHub - Flexible kit for private social networks. (Source Code) AGPL-3.0 PHP
Isso - Lightweight commenting server written in Python and Javascript. It aims to be a drop-in replacement for Disqus. (Source Code) MIT Python
Loomio - Loomio is a collaborative decision-making tool that makes it easy for anyone to participate in decisions which affect them. (Source Code) AGPL-3.0 Ruby
Mastodon - Federated microblogging server, an alternative to GNU social. (Source Code) AGPL-3.0 Ruby
Movim - Modern, federated social network based on XMPP, with a fully featured group-chat, subscriptions and microblogging. (Source Code) AGPL-3.0 PHP
MyBB - Free, extensible forum software package. (Source Code) LGPL-3.0 PHP
Newebe - Distributed Social Network. (Source Code) AGPL-3.0 Python
NodeBB - Node.js based forum software built for the modern web. (Source Code) GPL-3.0 Nodejs
Pleroma - Federated microblogging server, Mastodon, GNU social, & ActivityPub compatible. (Source Code) AGPL-3.0 Elixir
Orange Forum - Orange Forum is an easy to deploy forum that has minimal dependencies and uses very little javascript. (Demo, Source Code) BSD-3-Clause Go
OSSN - Open Source Social Network (OSSN) is a social networking software written in PHP. It allows you to make a social networking website and helps your members build social relationships, with people who share similar professional or personal interests. (Source Code) GPL-2.0 PHP
Oxwall - Oxwall is used for a wide range of projects starting from family sites and custom social networks to collaboration tools and enterprise community solutions. (Source Code) CPAL-1.0 PHP
phpBB - Flat-forum bulletin board software solution that can be used to stay in touch with a group of people or can power your entire website. (Source Code) GPL-2.0 PHP
PPnet - Create and host your own social network. MIT Javascript
Pump.io - Stream server that does most of what people really want from a social network. (Source Code) Apache-2.0 Nodejs
Simple Machines Forum - Free, professional grade software package that allows you to set up your own online community within minutes. (Source Code) BSD-3-Clause PHP
Socialhome - Federated and decentralized profile builder and social network engine. (Demo, Source Code) AGPL-3.0 Python
Symphony - Modern community (forum/SNS/blog) platform written in Java. (Source Code) GPL-3.0 Java
Talkyard - Create a community, where your users can suggest ideas and get questions answered. And have friendly open-ended discussions and chat (Slack/StackOverflow/Discourse/Reddit/Disqus hybrid). (Demo, Source Code) AGPL-3.0 Scala
Telescope - Open-source social news app built with Meteor. (Demo, Source Code) MIT Nodejs
Tokumei - Anonymous microblogging platform. (Demo, Source Code) ISC rc
twister - Fully decentralized P2P microblogging platform leveraging the free software implementations of Bitcoin and BitTorrent protocols. (Source Code) MIT C++
Vanilla Forums - Simple and flexible forum software. (Source Code) GPL-2.0 PHP

XMPP

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Extensible Messaging and Presence Protocol software

XMPP Servers

ejabberd - XMPP instant messaging server. (Source Code) GPL-2.0 Erlang
Kontalk - Kontalk is an Open Source Messenger, similar to WhatsApp (app for android only currently), including end-to-end encryption, server is based on Tigase XMPP Server. (Source Code) GPL-3.0 Java
Metronome IM - Fork of Prosody IM. (Source Code) MIT Lua
MongooseIM - Mobile messaging platform with a focus on performance and scalability. (Source Code) GPL-2.0 Erlang
Openfire - Real time collaboration (RTC) server. (Source Code) Apache-2.0 Java
Prosody IM - Feature-rich and easy to configure XMPP server. (Source Code) MIT Lua
Tigase - XMPP server implementation in Java. GPL-3.0 Java

XMPP Web Clients

Candy - Multi user XMPP client written in Javascript. (Source Code) MIT Javascript
Converse.js - Free and open-source XMPP chat client in your browser. (Source Code) MPL-2.0 Javascript
JSXC - Real-time XMPP web chat application with video calls, file transfer and encrypted communication. There are also versions for Nextcloud/Owncloud and SOGo. (Source Code) MIT Javascript
Kaiwa - Web based chat client in the style of common paid alternatives. (Source Code) MIT Nodejs
Salut à Toi - Multipurpose, multi frontend, libre and decentralised communication tool. (Source Code) AGPL-3.0 Python
- Libervia - Web frontend from Salut à Toi. (Source Code) AGPL-3.0 Python

Conference Management

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Conference Organizing Distribution (COD) - Create conference and event websites built on top of Drupal. (Source Code) GPL-1.0 PHP
frab - web-based conference planning and management system. It helps to collect submissions, to manage talks and speakers and to create a schedule. (Source Code) MIT Ruby
Open Conference Systems (OCS) - is a free Web publishing tool that will create a complete Web presence for your scholarly conference. (Demo, Source Code) GPL-1.0 PHP
OpenCFP - OpenCFP is a PHP-based conference talk submission system. MIT PHP
OpenConferenceWare - Open source web application for supporting conference-like events. This customizable, general-purpose platform provides proposals, sessions, schedules, tracks, user profiles. (Source Code) MIT Ruby
osem - Event management tailored to free Software conferences. (Demo, Source Code) MIT Ruby
pretalx - Web-based event management, including running a Call for Papers, reviewing submissions, and scheduling talks. Exports and imports for various related tools. (Source Code) Apache-2.0 Python

Content Management Systems (CMS)

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CMS are a practical way to setup a website with many features. CMS often come with third party plugins, themes and functionality that is easy to add and customize to your needs. See also Blogging Platforms and Static Site Generators

APIQ CMS - Simple and powerful Ruby on Rails CMS for developers. (Demo, Source Code) MIT Ruby
Apostrophe - Node.js CMS with a focus on extensible in-context editing tools. (Demo, Source Code) MIT Nodejs
Backdrop CMS - The comprehensive CMS for small to medium sized businesses and non-profits. (Source Code) GPL-2.0 PHP
Baun - Modern, lightweight, extensible CMS for PHP. (Source Code) MIT PHP
BigTree CMS - Straightforward, well documented, and capable written with PHP and MySQL. (Source Code) LGPL-2.1 PHP
Bolt CMS - Open source Content Management Tool, which strives to be as simple and straightforward as possible. (Demo, Source Code) MIT PHP
CMS Made Simple - Open source content management system, faster and easier management of website contents, scalable for small businesses to large corporations. (Source Code) GPL-1.0 PHP
Cockpit - Simple Content Platform to manage any structured content. (Source Code) MIT PHP
Concrete 5 CMS - Open source content management system. (Source Code) MIT PHP
CouchCMS - Simple Open-Source CMS for designers. (Source Code) CPAL-1.0 PHP
Directus - Directus is a powerful and intuitive headless CMS for managing SQL databases with custom architectures. Built around a robust and extensible API, this decoupled content management framework is perfect for websites, apps, or multi-client projects. (Source Code) GPL-3.0 PHP
Drupal - Advanced open source content management platform. (Source Code) GPL-2.0 PHP
eLabFTW - Online lab notebook for research labs. Store experiments, use a database to find reagents or protocols, use trusted timestamping to legally timestamp an experiment, export as pdf or zip archive, share with collaborators…. (Demo, Source Code) AGPL-3.0 PHP
GetSimple CMS - The Simplest Content Management System. Ever. (Source Code) GPL-3.0 PHP
ImpressPages CMS - Easy code meets easy admin. (Demo, Source Code) GPL-3.0/MIT PHP
Joomla! - Advanced Content Management System (CMS). (Source Code) GPL-2.0 PHP
KeystoneJS - CMS and Web Application Platform. (Demo, Source Code) MIT Nodejs
MODX - MODX is an advanced content management and publishing platform. The current version is called 'Revolution'. (Source Code) GPL-2.0 PHP
Neos - Neos or TYPO3 Neos (for version 1) is a modern, open source CMS. (Source Code) GPL-3.0 PHP
Noosfero - Noosfero is a web platform for social and solidarity economy networks with blog, e-Portfolios, CMS, RSS, thematic discussion, events agenda and collective intelligence for solidarity economy in the same system. (Source Code) AGPL-3.0 Ruby
october - Free, open-source, self-hosted CMS platform. (Source Code) MIT PHP
Omeka - Create complex narratives and share rich collections, adhering to Dublin Core standards with Omeka on your server, designed for scholars, museums, libraries, archives, and enthusiasts. (Demo, Source Code) GPL-3.0 PHP
Pagekit - New modern CMS to create and share. (Source Code) MIT PHP
Pico - Stupidly simple, blazing fast, flat file CMS. (Source Code) MIT PHP
Pimcore - Multi-Channel Experience and Engagement Management Platform. (Source Code) BSD PHP
Plone - Powerful open-source CMS system. (Source Code) ZPL-2.0 Python
ProcessWire - ProcessWire is an open source content management system (CMS) and web application framework aimed at the needs of designers, developers and their clients. (Source Code) MPL-2.0 PHP
PropertyWebBuilder - The ultimate Ruby on Rails engine for creating real estate websites. (Demo, Source Code) MIT Ruby
Publify - Simple but full featured web publishing software. MIT Ruby
REDAXO - Simple, flexible and useful content management system (documentation only available in German). (Source Code) MIT PHP
Redaxscript - Ultra lightweight CMS for MySQL, SQLite and PostgreSQL. (Demo, Source Code) GPL-3.0 PHP
Roadiz - Modern CMS based on a node system which can handle many types of services. (Source Code) MIT PHP
SilverStripe - Easy to use CMS with powerful MVC framework underlying. (Demo, Source Code) BSD PHP
Sphido - Fast, lightweight, flat file CMS for PHP. (Source Code) MIT PHP
SPIP - Publication system for the Internet aimed at collaborative work, multilingual environments, and simplicity of use for web authors. (Source Code) GPL-2.0 PHP
Subrion - Subrion is a free open source content management system that allows you to build websites for any purpose. Yes, from blog to corporate mega portal. (Demo, Source Code) GPL-3.0 PHP
Textpattern - Flexible, elegant and easy-to-use CMS. (Demo, Source Code) GPL-2.0 PHP
TYPO3 - Powerful and advanced CMS with a large community. (Source Code) GPL-2.0 PHP
Umbraco - The friendly CMS. Free and open source with an amazing community. (Source Code) MIT .NET
Wagtail - Django content management system focused on flexibility and user experience. (Source Code) BSD Python
WonderCMS - WonderCMS is the smallest flat file CMS since 2008. (Demo, Source Code) MIT PHP
WordPress - The worlds most-used blogging and CMS engine. (Source Code) GPL-2.0 PHP

Recipe management

OpenEats - Recipe management site that allows users to create, store, share and rate recipes, create grocery lists, and more. (Demo) MIT Python

E-commerce

Attendize - Ticket selling and event management platform. (Source Code) AAL PHP
CoreShop - CoreShop is a e-commerce plugin for Pimcore. (Source Code) GPL-3.0 PHP
Drupal Commerce - Drupal Commerce is a popular e-commerce module for Drupal CMS, with support for dozens of payment, shipping, and shopping related modules. (Source Code) GPL-2.0 PHP
Magento - Leading provider of open omnichannel innovation. (Demo, Source Code) OSL-3.0 PHP
Microweber - Drag and Drop CMS and online shop. (Demo, Source Code) Apache-2.0 PHP
OpenBazaar - Decentralized marketplace using cryptocurrency. (Source Code) MIT Go
OpenCart - Free open source shopping cart solution. (Source Code) GPL-3.0 PHP
Open Classifieds - Free open-source, self-hosted CMS for classifieds sites. (Source Code) GPL-3.0 PHP
Osclass - One-stop shop to building your own classifieds marketplace. (Source Code) Apache-2.0 PHP
OXID eShop - OXID eShop is a flexible open source e-commerce software with a wide range of functionalities. (Demo, Source Code) GPL-3.0 PHP
Open Food Network - Online marketplace for local food. It enables a network of independent online food stores that connect farmers and food hubs with individuals and local businesses. (Source Code) AGPL-3.0 Ruby
PrestaShop - PrestaShop offers a free, open-source and fully scalable e-commerce solution. (Demo, Source Code) OSL-3.0 PHP
Pretix - Django based ticket sales platform for events. (Source Code) Apache-2.0 Python
Reaction Commerce - Customizable, real-time reactive, JavaScript commerce platform. (Source Code) GPL-3.0 Nodejs
Saleor - Django based open-sourced e-commerce storefront. (Demo, Source Code) BSD-3-Clause Python
Shuup - Django powered fully customizable open source e-commerce framework for small and large sites. (Source Code) AGPL-3.0 Python
Shopware Community Edition - PHP based ppen source e-commerce software made in Germany. (Demo, Source Code) AGPL-3.0 PHP
Sylius - Symfony2 powered open source full-stack platform for eCommerce. (Demo, Source Code) MIT PHP
Thelia - Thelia is an open source and flexible e-commerce solution. (Demo, Source Code) LGPL-3.0 PHP
WooCommerce - WordPress based e-commerce solution. (Source Code) GPL-3.0 PHP

DNS

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See https://github.com/n1trux/awesome-sysadmin#dns

CoreDNS - Plugin driven DNS Server with support for proxying to Google's DNS-over-HTTPS. (Source Code) Apache-2.0 Go
nsupdate.info - nsupdate.info is a dynamic DNS service. (Demo, Source Code) BSD-3-Clause Python
SPF Toolbox - Application to look up DNS records such as SPF, MX, Whois, and more. (Source Code) MIT PHP

Document Management

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CaseBox - Manage all your organisation's information in one system. (Source Code) AGPL-3.0 PHP/Java
EdPaper - PDF organizer with users management. MIT PHP
Mayan EDMS - Free Open Source Electronic Document Management System. An electronic vault for your documents with preview generation, OCR, and automatic categorization among other features. (Source Code) Apache-2.0 Python
Paperless - Scan, index, and archive all of your paper documents. GPL-3.0 Python

E-books and Integrated Library Systems (ILS)

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Personal e-book management software.

Calibre - E-book library manager that can view, convert, and catalog e-books in most of the major e-book formats and provides a built-in Web server for remote clients. (Demo, Source code) GPL-3.0 Python
- BicBucStriim - Provides web-based access to your Calibre Library's e-book collection. (Source Code) MIT PHP
- Calibre Web - Web app providing a clean interface for browsing, reading and downloading eBooks using an existing Calibre database. (Source Code) GPL-3.0 Python
- COPS - Lightweight e-book server alternative to Calibre content server or Calibre2OPDS. (Demo, Source Code) GPL-2.0 PHP
- Polar Bookshelf - Polar is a personal knowledge repository for PDF and web content supporting incremental reading and document annotation. (Source Code) GPL Javascript

Enterprise-class library management software.

Evergreen - Highly-scalable software for libraries that helps library patrons find library materials, and helps libraries manage, catalog, and circulate those materials. (Source Code) GPL-2.0 PL/pgSQL
Koha - Enterprise-class ILS with modules for acquisitions, circulation, cataloging, label printing, offline circulation for when Internet access is not available, and much more. (Demo, Source Code) GPL-3.0 Perl

Federated Identity/Authentication

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See https://github.com/n1trux/awesome-sysadmin#identity-management

Feed Readers

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CommaFeed - Google Reader inspired self-hosted RSS reader. (Source Code) Apache-2.0 Java
Feedbin - Simple, fast and nice looking RSS reader. (Source Code) MIT Ruby
FeedHQ - FeedHQ is a web-based feed reader. (Source Code) BSD-3-Clause Python
FreshRSS - Self-hostable RSS feed aggregator. (Demo, Source Code, Mobile app) AGPL-3.0 PHP
JARR - JARR (Just Another RSS Reader) is a web-based news aggregator and reader (fork of Newspipe). (Demo, Source Code) AGPL-3.0 Python
Kriss Feed - Simple and smart (or stupid) feed reader. (Demo, Source Code) CC0-1.0 PHP
Leed - Leed (for Light Feed) is a Free and minimalist RSS aggregator. (Source Code) AGPL-3.0 PHP
Leselys - Your very elegant RSS reader. AGPL-3.0 Python
Lite-Reader - Read your feeds on your own machine with a simple and lite application. (Demo) BSD-3-Clause PHP
Moonmoon - simple feed agregator (planet like): it only aggregates feeds and spits them out in one single page. (Source Code) BSD PHP
Miniflux - Miniflux 2 is a minimalist and open source news reader, written in Go and PostgreSQL. (Source Code) Apache-2.0 Go
NewsBlur - NewsBlur is a personal news reader that brings people together to talk about the world. A new sound of an old instrument. (Source Code) MIT Python
Newspipe - Newspipe is a web news aggregator and reader. (Demo, Source Code) AGPL-3.0 Python
Nunux Reader - Simple, fast and reactive RSS reader. (Source Code) GPL-3.0 Nodejs
Reader-Self - Self-hosted rss reader (php / mysql or sqlite) - Google Reader alternative. (Source Code) GPL-3.0 PHP
RSS2EMail - Fetches RSS/Atom-feeds and pushes new Content to any email-receiver, supports OPML. (Source Code) GPL-2.0 Python
RSS Monster - RSS Monster is an easy to use web-based RSS aggregator and reader compatible with the Fever API, created as an alternative for Google Reader. MIT PHP
Screaming Liquid Tiger - Simple script to automatically generate valid RSS and Atom feeds from a list of media files in the same folder. MIT PHP
Selfoss - New multipurpose rss reader, live stream, mashup, aggregation web application. (Source Code) AGPL-3.0 PHP
Sismics Reader - Free and open source feeds reader, including all major Google Reader features. (Demo, Source Code) GPL-2.0 Java
Stringer - Work-in-progress self-hosted, anti-social RSS reader. MIT Ruby
Temboz - Two-column feed reader emphasizing filtering capabilities to manage information overload. MIT Python
Tiny Tiny RSS - Open source web-based news feed (RSS/Atom) reader and aggregator. (Demo) GPL-3.0 PHP
- gritttt-rss - More features for Tiny Tiny RSS. (Source Code) BSD-2-Clause Python
- ttrss-mobile - Mobile webapp for Tiny Tiny RSS. AGPL-3.0 Javascript
- ttrss-reader - Light and responsive client for TTRSS. GPL-2.0 Javascript
Winds ⚠ - Open source and beautiful RSS reader built using React/Redux/Sails/Node and Stream. It showcases personalized feeds powered by the Stream API. (Demo, Source Code) BSD-3-Clause Nodejs

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Some Groupware solutions also feature file sharing and synchronization.

Distributed filesystems

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See https://github.com/n1trux/awesome-sysadmin#distributed-filesystems

File transfer/synchronization

Git Annex - File synchronization between computers, servers, external drives. (Source Code) GPL-3.0 Haskell
Kinto - Kinto is a minimalist JSON storage service with synchronisation and sharing abilities. (Source Code) Apache-2.0 Python
Nextcloud - Access and share your files, calendars, contacts, mail and more from any device, on your terms. (Demo, Source Code) AGPL-3.0 PHP
OpenSSH/SFTP - Secure File Transfer Program. (Source Code) BSD C
ownCloud - All-in-one solution for saving, synchronizing, viewing, editing and sharing files, calendars, address books and more. (Source Code, Clients) AGPL-3.0 PHP
Pydio - Turn any web server into a powerful file management system and an alternative to mainstream cloud storage providers. (Source Code) AGPL-3.0 PHP
Samba - Samba is the standard Windows interoperability suite of programs for Linux and Unix. It provides secure, stable and fast file and print services for all clients using the SMB/CIFS protocol. (Source Code) GPL-3.0 C
Seafile - File hosting and sharing solution primary for teams and organizations. (Demo, Source Code) GPL-2.0 C
SparkleShare - Self hosted, instant, secure file sync. (Source Code) GPL-3.0 C#
Syncany - Secure file sync software for arbitrary storage backends, an open-source cloud storage and filesharing application. Securely synchronize your files to any kind of storage. GPL-3.0 Java
Syncthing - Syncthing is an open source peer-to-peer file synchronisation tool. (Source Code) MPL-2.0 Go
Unison - Unison is a file-synchronization tool for OSX, Unix, and Windows. GPL-3.0 OCaml
Z-Push - Implementation of Microsoft’s ActiveSync protocol. (Source Code) AGPL-3.0 PHP

Peer-to-peer filesharing

bittorrent-tracker - Simple, robust, BitTorrent tracker (client and server) implementation. (Source Code) MIT Nodejs
cloud-torrent - Torrent Web Client with HTTP retrievable or streamable downloaded files. AGPL-3.0 Go
Dat Project - Powerful decentralized file sharing applications built from a large ecosystem of modules. (Source Code) MIT Nodejs
FilePizza - Peer-to-peer file transfers in your browser. (Source Code) BSD Nodejs
Firefox Send - A file sharing experiment which allows you to send encrypted files to other users. MPL-2.0 Nodejs
instant.io - Streaming file transfer over WebTorrent. (Demo) MIT Nodejs
Magnetico - Magnetico is the first autonomous (self-hosted) BitTorrent DHT search engine suite that is designed for end-users. AGPL-3.0 Python
Magnetissimo - Search engine that indexes all popular torrent sites. MIT Elixir
Opentracker - Open and free bittorrent tracker. It aims for minimal resource usage and is intended to run at your wlan router. (Source Code) Beerware C
peerflix-server - Downloads torrent files and provides a direct link download or a direct link stream. MIT Nodejs
qBittorrent - Free cross-platform bittorrent client with a feature rich Web UI for remote access. (Source Code) GPL-2.0 C++
rartracker - Complete private bittorrent tracker. WTFPL PHP
Reep - In-browser peer-to-peer file transfer and streaming made easy. (Source Code) GPL-2.0 Nodejs
Transmission - Fast, easy, Free Bittorrent client. (Source Code) GPL-3.0 C

Object storage/file servers

Minio - Minio is an open source object storage server compatible with Amazon S3 APIs. (Source Code) Apache-2.0 Go
Zenko CloudServer - Zenko CloudServer, an open-source Node.js implementation of a server handling the Amazon S3 protocol. (Source Code) Apache-2.0 Nodejs

Single-click/drag-n-drop upload

BoZoN - Minimalist Drag and drop file sharing app. AGPL-3.0 PHP
Coquelicot - Coquelicot is a “one-click” file sharing web application with a focus on protecting users’ privacy. (Source Code) AGPL-3.0 Ruby
droppy - droppy is a self-hosted cloud server with an interface similar to desktop file managers and has capabilities to edit files on-the-fly as well as view and playback media directly in the browser. (Demo) BSD Nodejs
FileShelter - FileShelter is a self-hosted software that allows you to easily share files over the Internet. (Demo) GPL-3.0 C++
Files Sharing - Open Source and self-hosted files sharing application based on unique and temporary links. GPL-3.0 PHP
img.bi - img.bi is a secure image hosting. Images are encrypted using AES-256 with random key in browser before upload. GPL-3.0 Nodejs
ipfs.pics - ipfs.pics is a o distributed image hosting website. AGPL-3.0 PHP
Jirafeau - Jirafeau is a web site permitting to upload a file in a simple way and give an unique link to it. (Demo) AGPL-3.0 PHP
linx - File sharing application and pastebin with API, auto-expiry, deletion keys, and web seed support. (Demo) GPL-3.0 Go
lufi - Let's Upload that FIle, client-side encrypted. (Demo, Source Code) AGPL-3.0 Perl
lutim - Let's Upload That Image. AGPL-3.0 Perl
Nimbus - Drag-and-drop shortlink file sharer for OS X. MIT Python
OnionShare - Securely and anonymously share a file of any size. GPL-2.0 Python
PictShare - PictShare is a multi lingual, open source image hosting service with a simple resizing and upload API. (Demo, Source Code) Apache-2.0 PHP
Plik - Plik is a scalable and friendly temporary file upload system. (Demo) MIT Go
Pomf - Simple file uploading and sharing, source for the now shut down site Pomf.se. MIT PHP
ProjectSend - Upload files and assign them to specific clients you create. Give access to those files to your clients. (Source Code) GPL-2.0 PHP
PsiTransfer - Simple open source self-hosted file sharing solution with robust up-/download-resume and password protection. BSD Nodejs
Sharry - Share files easily over the internet between authenticated and anonymous users (both ways) with resumable up- and downloads. (Demo) GPL-3.0 Scala/Java
Uguu - Stores files and deletes after X amount of time. (Source Code) MIT PHP
Up1 - Client-side Encrypted Image Host. MIT Nodejs
uPste - Private file hosting application with an emphasis on serving technology communities. (Source Code) AGPL-3.0 PHP
YouTransfer - YouTransfer is a simple but elegant self-hosted file transfer and sharing solution. (Demo, Source Code) Apache-2.0 Nodejs

Command-line file upload

Beauties - Minimalist file sharing written in Go, to be used primarily from Unix shell (e.g. with curl). Can be built as a Debian package for easy install. MIT Go
transfer.sh - Easy file sharing from the command line. (Source Code) MIT Go

Web based file managers

Apaxy - Theme built to enhance the experience of browsing web directories, using the mod_autoindex Apache module and some CSS to override the default style of a directory listing. (Source Code) Unlicense HTML
DirectoryLister - Simple PHP based directory lister that lists a directory and all it's sub-directories and allows you to navigate there within. (Source Code) MIT PHP
Encode Explorer - Encode Explorer is a single page file browser, it is simple and functional. (Demo, Source Code) MIT PHP
explorer - Highly-configurable directory listing made with nodejs. (Source Code) MIT Nodejs
filemanager - Web File Manager which can be used as a middleware or standalone app. (Source Code) Apache-2.0 Go/VueJS
goBrowser - Simple http file browser. (Source Code) GPL-3.0 Go
h5ai - Modern file indexer for HTTP web servers with focus on your files. Directories are displayed in a appealing way and browsing them is enhanced by different views, a breadcrumb and a tree overview. (Demo, Source Code) MIT PHP
IFM - Single script file manager. MIT PHP
ResourceSpace - ResourceSpace open source digital asset management software is the simple, fast, and free way to organise your digital assets. (Demo, Source Code) Other PHP
Sprut.io - 2 panel file manager with drag and drop features, code editor, text search, hotkeys. (Demo, Source Code) GPL-3.0 Python
Surfer - Simple static file server with webui to manage files. MIT Nodejs
TagSpaces - TagSpaces is an offline, cross-platform file manager and organiser that also can function as a note taking app. The WebDAV version of the application can be installed on top of a WebDAV servers such as Nextcloud or ownCloud. (Demo, Source Code) AGPL-3.0 Javascript

Games

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A Dark Room - Minimalist text adventure game for your browser. (Demo) MPL-2.0 HTML5
Agar.IO Clone - Agar.io clone written with Socket.IO and HTML5 canvas. MIT Nodejs
battlecraft - Fully distributed multiplayer browser game. (Demo) Apache-2.0 Erlang
Clumsy Bird - MelonJS port of the famous Flappy Bird Game. (Demo) MIT Nodejs
elevatorsaga - The elevator programming game. (Source Code) MIT Javascript
Hextris - Fast paced HTML5 puzzle game inspired by Tetris. (Demo) GPL-3.0 HTML5
Lila - The forever free, adless and open source chess server powering lichess.org, with official iOS and Android client apps. (Source Code) AGPL-3.0 Scala
Posio - Geography multiplayer game. (Demo) MIT Python
SourceBans++ - Admin, ban, and communication management system for games running on the Source engine. (Source Code) CC-BY-SA-4.0 PHP
Spyfall - Fan made web version of the Spyfall party game. (Demo) MIT HTML/Javascript
TournamentMango - TournamentMango is an open source tournament bracket and user management system. You can build an archive of players and keep track of all their scores over time as well as their regular characters, games, and aliases. (Source Code) MIT Javascript

Gateways

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GateOne - Gate One is an HTML5 web-based terminal emulator and SSH client. (Source Code) AGPL-3.0 Python
Guacamole - Guacamole is a clientless remote desktop gateway. It supports standard protocols like VNC and RDP. (Source Code) Apache-2.0 Java/C
oneye - Cloud software to access your data from everywhere with any browser. (Demo, Source Code) AGPL-3.0 PHP
OS.js - Desktop implementation for your browser with a fully-fledged window manager, Application APIs, GUI toolkits and filesystem abstraction. (Demo, Source Code) BSD Nodejs

Groupware

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Citadel - Groupware including email, calendar/scheduling, address books, forums, mailing lists, IM, wiki and blog engines, RSS aggregation and more. (Source Code) GPL-3.0 C
Cozy Cloud - Personal cloud where you can read your emails or manage and sync your contact, files or calendars, with an app store full of community contributions. (Source Code) GPL-3.0 Nodejs
egroupware - Software suite including calendars, address books, notepad, project management tools, client relationship management tools (CRM), knowledge management tools, a wiki and a CMS. (Source Code) GPL-2.0 PHP
Horde - The Horde Project is about creating high quality Open Source applications and libraries, based on PHP and the Horde Framework. (Demo, Source Code) GPL-2.0 PHP
HRCloud2 - Full-featured home hosted Cloud Drive, Personal Assistant, App Launcher, File Converter, Streamer, Share Tool and more. (Source Code) GPL-3.0 PHP
Kolab - Kolab community is a unified communication and collaboration system. (Source Code) GPL-2.0/LGPL-2.1/GPL-3.0 C++/Python/PHP
Kopano - Groupware suite including e-mail, calendars, tasks, todos and notes. Featuring a modern WebApp, DeskApp and mobile access over Z-Push/ActiveSync. (Demo, Source Code) AGPL-3.0 C/Python/PHP
Openmeetings - Openmeetings provides video conferencing, instant messaging, white board, collaborative document editing and other groupware tools using API functions of the Red5 Streaming Server for Remoting and Streaming. (Source Code) Apache-2.0 Java
SOGo - SOGo offers multiple ways to access the calendaring and messaging data. CalDAV, CardDAV, GroupDAV, as well as ActiveSync, including native Outlook compatibility and Web interface. (Demo, Source Code) LGPL-2.1 Objective-C
SuiteCRM - The award-winning, enterprise-class open source CRM. (Source Code) AGPL-3.0 PHP
Tine 2.0 - Contacts, Calendar, Tasks, WebDAV, ActiveSync, VOIP, Mail-Client, CRM, Sales, Projects, Timetracker. (Demo, Source Code) AGPL-3.0/Other PHP
Zimbra Collaboration - Email, calendar, collaboration server with Web interface and lots of integrations. (Source Code) GPL-2.0/CPAL-1.0 Java

Human Resources Management (HRM)

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admidio - Admidio is a free open source user management system for websites of organizations and groups. The system has a flexible role model so that it’s possible to reflect the structure and permissions of your organization. (Demo, Source Code) GPL-2.0 PHP
IceHrm - IceHrm employee management system allows companies to centralize confidential employee information. (Demo, Source Code) Apache-2.0 PHP
OrangeHRM - OrangeHRM is a comprehensive HRM system that captures all the essential functionalities required for any enterprise. (Source Code) GPL-2.0 PHP
Sentrifugo - Sentrifugo is a HRM system that can be easily configured to meet your organizational needs. (Source Code) GPL-3.0 PHP
TimeOff.Management - Simple yet powerful absence management software for small and medium size business. (Demo, Source Code) MIT Nodejs

Internet Of Things (IoT)

Iotdashboard - Fast Django server for IOT Devices. (Source Code) Apache-2.0 JavaScript
DeviceHive - Open Source IoT Plaform with a wide range of integration options. (Demo, Source Code) Apache-2.0 Java
Thingsboard - Open-source IoT Platform - Device management, data collection, processing and visualization. (Demo, Source Code) Apache-2.0 Java
Thingspeak - Open source “Internet of Things” application and API to store and retrieve data from things using HTTP. (Demo, Source Code) GPL-3.0 Ruby

Learning and Courses

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Canvas LMS - Canvas is the trusted, open-source learning management system (LMS) that is revolutionizing the way we educate. (Demo, Source Code) AGPL-3.0 Ruby
Chamilo LMS - Chamilo LMS allows you to create a virtual campus for the provision of online or semi-online training. (Source Code) GPL-3.0 PHP
edX - The Open edX platform is open-source code that powers edX.org. (Source Code) AGPL-3.0 Python
ILIAS - ILIAS is the Learning Management System that can cope with anything you throw at it. (Demo, Source Code) GPL-3.0 PHP
lxHive - Open Source ExperienceAPI compliant Learning Record Store (LRS) - previously code-named TinCanAPI. (Source Code) GPL-3.0 PHP
Mahara - Open Source fully featured web application to build students electronic portfolio. (Source Code) GPL-3.0 PHP
Moodle - Moodle is a learning and courses platform with one of the largest open source communities worldwide. (Demo, Source Code) GPL-3.0 PHP
Open eClass - Open eClass is an advanced e-learning solution that can enhance the teaching and learning process. (Demo, Source Code) GPL-2.0 PHP
RELATE - RELATE is a web-based courseware package, includes features such as: flexible rules, statistics, multi-course support, class calendar. (Source Code) MIT Python
Sakai - The Sakai project provides a flexible and feature-rich environment for teaching, learning, research and other collaboration. (Demo, Source Code) ECL-2.0 Java
SchoolTool - SchoolTool is free administrative software for schools. It includes demographics, gradebook, attendance, calendaring, reporting and more for primary and secondary schools. (Source Code) GPL-2.0 Python

Maps and Global Positioning System (GPS)

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Graphhopper - Fast routing library and server using OpenStreetMap. (Source Code) Apache-2.0 Java
MapBBCodeShare - Tool for sharing custom OSM maps. Support for annotated markers, polygons, lines, multi-format import/export, multiple layers, shortlinks. (Demo) WTFPL/Other PHP
OpenGTS - Entry-level fleet tracking system. Supports variety of tracking devices and protocols. Comes with rich web-interface and reporting features. (Demo, Source Code) Apache-2.0 Java
OpenStreetMap - OpenStreetMap is a map of the world, created by people like you and free to use under an open license. (Source Code) GPL-2.0 Ruby
Orion - Powerful OwnTracks API-compliant location data visualization frontend for the web. (Demo) MIT Python/Nodejs
OwnTracks Recorder ⚠ - Store and access data published by OwnTracks location tracking apps. GPL-2.0 C/Lua
TileServer GL - Vector and raster maps with GL styles. Server side rendering by Mapbox GL Native. Map tile server for Mapbox GL JS, Android, iOS, Leaflet, OpenLayers, GIS via WMTS, etc. (Source Code) Multiple Nodejs
TileServer PHP - Serve map tiles from any PHP hosting. BSD PHP
Traccar - Java application to track GPS positions. Supports loads of tracking devices and protocols, has an Android and iOS App. Has a web interface to view your trips. (Demo, Source Code) Apache-2.0 Java
uMap - Create maps with OpenStreetMap layers in a minute and embed them in your site. (Source Code) WTFPL Python

Media Streaming

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Multimedia Streaming

Darwin Streaming Server - High performance server for streaming QuickTime and MPEG-4 media over RTP and RTSP protocols. Originated as Apple’s QTSS. (Source Code) APSL-2.0 C++
Flumotion - Streaming media server with intuitive graphical administration tools. (Source Code) LGPL-2.1 Python
homehost ⚠ - Self-hosted React + Redux app that streams your media collection (music, movies, books, podcasts, comics etc). MIT Nodejs
Icecast 2 - streaming audio/video server which can be used to create an Internet radio station or a privately running jukebox and many things in between. (Source Code, Clients) GPL-2.0 C
MistServer - Streaming media server that works well in any streaming environment. (Source Code) AGPL-3.0 C++
ReadyMedia - Simple media server software, with the aim of being fully compliant with DLNA/UPnP-AV clients. Formerly known as MiniDLNA. (Source Code) GPL-2.0 C
Rygel - Rygel is a UPnP AV MediaServer that allows you to easily share audio, video, and pictures. Media player software may use Rygel to become a MediaRenderer that may be controlled remotely by a UPnP or DLNA Controller. (Source Code) GPL-3.0 C
üWave ⚠ - üWave is a self-hosted collaborative listening platform. Users take turns playing media—songs, talks, gameplay videos, or anything else—from a variety of media sources like YouTube and SoundCloud. (Demo, Source Code) MIT Nodejs

Audio Streaming

Ampache - Web based audio/video streaming application. (Demo, Source Code) AGPL-3.0 PHP
Airsonic - Open-source web-based media streamer and jukebox. A fork of Subsonic's last open-source release, before it switched licenses. (Source Code, Clients) GPL-3.0 Java
AzuraCast - A modern and accessible self-hosted web radio management suite. (Source Code) Apache-2.0 PHP
Beets - Music library manager and MusicBrainz tagger (command-line and Web interface). (Source Code) MIT Python
CherryMusic - Minimalistic Web-Mediaplayer. (Source Code) GPL-3.0 Python
cloudtunes ⚠ - Web-based music player for the cloud. MIT Python
Compactd - Remote music player that supports adding content. MIT Nodejs
FriendsRadio ⚠ - Share music with your friends from Youtube and Soundcloud. (Demo) MIT Nodejs
Funkwhale - A modern, web-based, convivial, multi-user and free music server. (Demo, Source Code) BSD-3-Clause Python/Django
GNU FM - Running music community websites, alternative to last.fm. (Source Code) AGPL-3.0 PHP
Groove Basin - Music player server with a web-based user interface inspired by Amarok 1.4. MIT Nodejs
Icecast 2 - streaming audio/video server which can be used to create an Internet radio station or a privately running jukebox and many things in between. (Source Code) GPL-2.0 C
koel - Personal music streaming server that works. (Source Code) MIT PHP
LibreTime - Simple, open source platform that lets you broadcast streaming radio on the web (fork of Airtime). (Source Code) AGPL-3.0 PHP
Mopidy - Extensible music server. Offers a superset of the mpd API, as well as integration with 3rd party services like Spotify, SoundCloud etc. (Source Code) Apache-2.0 Python
- Moped - Responsive HTML5 + Javascript client for the Mopidy music server. MIT HTML5
- Mopidy MusicBox - Web Client for Mopidy Music Server. Apache-2.0 HTML5
- Mopidy-Party - Mopidy web extension designed for party! Let your guests manage the sound. Apache-2.0 Python
mpd - Daemon to remotely play music, stream music, handle and organize playlists. Many clients available. (Source Code) GPL-2.0 C++
- ympd - Standalone MPD Web GUI written in C, utilizing Websockets and Bootstrap/JS. (Source Code) GPL-2.0 C
mStream - Music streaming server with GUI management tools. Runs on Mac, Windows, and Linux. (Demo, Source Code) GPL-2.0 Nodejs
Music Browser - Browser and streamer for your music collection. It is runs on most operating systems, and is light enough to run flawlessly on NAS devices. GPL-3.0 PHP
musikcube - Streaming audio server with Linux/macOS/Windows/Android clients. (Source Code) BSD-3-Clause C++
Sonerezh - Self-hosted, web-based application for stream your music, everywhere. (Demo, Source Code) GPL-3.0 PHP
Volumio - A free and open source linux distribution, designed and fine-tuned exclusively for music playback. (Source Code) GPLv3 NodeJS

Video Streaming

crtmpserver - High performance RTMP/RTSP streaming server. GPL-3.0 C++
CyTube - CyTube is a web application providing media synchronization, chat, and more for an arbitrary number of channels. (Demo) MIT Nodejs
Hellowlol HTPC Manager fork - Fully responsive interface to manage all your favorite media on your HTPC. (Source Code) MIT Python
Icecast 2 - streaming audio/video server which can be used to create an Internet radio station or a privately running jukebox and many things in between. (Source Code, Clients) GPL-2.0 C
MistServer - Streaming media server that works well in any streaming environment. (Source Code) AGPL-3.0 C++
Myflix - Self-hosted, super lightweight Netflix alternative. MIT Shell
Odd Networks - Open source video management system (VMS) and API for collections and videos with supporting SDKs for Roku, Apple iOS/tvOS, Google Android, and Amazon FireTV. (Source Code) MIT Nodejs
PeerTube - Decentralized video streaming platform using P2P (BitTorrent) directly in the web browser. AGPL-3.0 Nodejs
Restreamer - Restreamer allows you to do h.264 real-time video streaming on your website without a streaming provider. (Source Code) Apache-2.0 Nodejs/Docker
Shinobi - Open Source CCTV software written in Node with both IP and local camera support. (Source Code) GPL-2.0 Nodejs
Streama - Self hosted streaming media server. (Source Code) MIT Java
VideoLAN Client (VLC) - Cross-platform multimedia player client and server supporting most multimedia files as well as DVDs, Audio CDs, VCDs, and various streaming protocols. (Source Code) Multiple C
Zoneminder - Closed-circuit television (CCTV) software application which supports IP, USB and Analog cameras. (Source Code) GPL-2.0 PHP

Misc/Other

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411 - Alert Management Web Application. (Source Code) MIT PHP
AlertHub ⚠ - AlertHub is a simple tool to get alerted from GitHub releases. MIT Nodejs
Anchr - Anchr is a toolbox for tiny tasks on the internet, including bookmark collections, URL shortening and (encrypted) image uploads. (Source Code) GPL-3.0 Nodejs
Anuko - Anuko provides simple time and project tracking on a selfhosted basis. (Demo, Source Code) Other PHP
asciiflow - Flow Diagram Drawing Tool. (Source Code) GPL-3.0 Java/JavaScript
blynk - Platform with iOs and Android apps to control Arduino, ESP8266, Raspberry Pi and similar microcontroller boards over the Internet. (Source Code) AGPL-3.0 Java
CUPS - The Common Unix Print System uses Internet Printing Protocol (IPP) to support printing to local and network printers. (Source Code) GPL-2.0 C
DomainMOD - Application to manage your domains and other internet assets in a central location. DomainMOD includes a Data Warehouse framework that allows you to import your WHM/cPanel web server data so that you can view, export, and report on your data. (Demo, Source Code) GPL-3.0 PHP
EasyBook Project - Book publishing as easy as it should be. (Source Code) MIT PHP
Flox ⚠ - Self hosted movie, TV series and anime watch list with a 3-point rating system. Uses The Movie Database backend for information. (Demo) MIT PHP
formspree ⚠ - Just send your form to our URL and we'll forward it to your email. No PHP, Javascript or sign up required. (Demo, Source Code) AGPL-3.0 Python
GeneWeb - GeneWeb is an open source genealogy software written in OCaml. It comes with a Web interface and can be used off-line or as a Web service. (Demo, Source Code) GPL-2.0 OCAML
How Secure Is My Password - Rather than just saying a password is "weak" or "strong", How Secure is My Password? lets your users know how long it would take someone to crack their password. (Demo) MIT Javascript
google-webfonts-helper ⚠ - Hassle-Free Way to Self-Host Google Fonts. Get eot, ttf, svg, woff and woff2 files + CSS snippets. (Demo) MIT Nodejs
ytdl-webserver - Docker-ready webserver for downloading youtube videos. MIT Nodejs
Kimai - Simple time and project tracking. (Demo, Source Code) GPL-3.0 PHP
King Phisher - King Phisher is a tool for testing and promoting user awareness by simulating real world phishing attacks. BSD Python
Maily Form - Self-hosted service you can use to place forms on static sites. It uses nodemailer and you can host it with Docker. GPL-3.0 Nodejs/Docker
Mindmaps - Open source, offline capable, mind mapping application. (Demo) AGPL-3.0 HTML5
Monica - Personal relationship manager, and a new kind of CRM to organize interactions with your friends and family. (Source Code) AGPL-3.0 PHP
Musical Artifacts - Helping to catalog, preserve and free the artifacts you need to produce music. (Source Code) MIT Ruby
My Mind - Web application for creating and managing mind maps. (Demo) MIT Javascript
nnmm - Super tiny pastebin/url minifier "microservice". (Source Code) Beerware PHP
Notica - Lets you send browser notifications from your terminal to your desktop or phone. No installation or registration is required. (Source Code) MIT Nodejs
Ombi - A content request system for Plex/Emby, connects to SickRage, CouchPotato, Sonarr, with a growing feature set. (Demo, Source Code) GPL-2.0 C#
revealjs - Framework for easily creating beautiful presentations using HTML. (Demo, Source Code) MIT JavaScript
SANE Network Scanning - Allow remote clients to access image acquisition devices (scanners) available on the local host. (Source Code) GPL-2.0 C
Trello Burndown ⚠ - Easy to use SCRUM burndown chart for Trello boards. MIT Go/Docker
Ulterius - Ulterius is an open-source remote desktop software with lots of awesome functions. (Demo, Source Code) MPL-2.0 C#
ViMbAdmin - Provides a web based virtual mailbox administration system to allow mail administrators to easily manage domains, mailboxes and aliases. (Demo, Source Code) GPL-3.0 PHP
visualCaptcha - Configurable captcha solution, focusing on accessibility and simplicity whilst maintaining security. (Demo, Source Code) MIT PHP/Nodejs/Ruby/Python
Web fonts repository - A simple webfont hosting. Google Fonts alternative for your own fonts. MIT PHP
webtrees - Webtrees is the web's leading on-line collaborative genealogy application. (Demo, Source Code) GPL-3.0 PHP

Money, Budgeting and Management

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Akaunting - Akaunting is a free, online and open source accounting software designed for small businesses and freelancers. (Source Code) GPL-3.0 PHP
Benedetto - Bennedetto is a simple, turn-based budget management app. GPL-3.0 Python
Budget App - Budget App is an open source personal budgeting application. Apache-2.0 Java
Dot Ledger - Web-based personal finance management tool. (Demo, Source Code) Apache-2.0 Ruby
Economizzer - An easy and secure system for you to manage your personal money and achieve your goals, and can be accessed by computer, tablet or smartphone. (Demo, Source Code) MIT PHP
ExMoney - Self-hosted personal finance app. ISC Elixir
Firefly III - Firefly III is a modern financial manager. It helps you to keep track of your money and make budget forecasts. It supports credit cards, has an advanced rule engine and can import data from many banks. It's powered by Laravel and requires PHP7.2. (Demo, Source Code) GPL-3.0 PHP
Galette - Galette is a membership management web application towards non profit organizations. (Source Code) GPL-3.0 PHP
GRR - Assets management and booking for small/medium companies. (Source Code) GPL-2.0 PHP
Hospital Run - Hospital Run is offline enabled hospital management software. (Source Code, Demo) GPL-3.0 Nodejs
Inventaire - Collaborative resources mapper project, while yet only focused on exploring books mapping with wikidata and ISBNs. (Source Code) AGPL-3.0 Nodejs
Invoice Ninja - Powerful tool to invoice clients online. (Demo, Source Code) AAL PHP
InvoicePlane - Manage quotes, invoices, payments and customers for your small business. (Demo, Source Code) MIT PHP
IHateMoney - Manage your shared expenses, easily. (Demo, Source Code) BSD Python
Kresus - Open source personal finance manager. (Demo, Source Code) MIT Nodejs
PartKeepr - PartKeepr is an electronic part inventory management software. It helps you to keep track of your available parts and assist you with re-ordering parts. (Demo, Source Code) GPL-3.0 PHP
SilverStrike - Personal finance management made easy. (Demo, Source Code) MIT Python/Django
StockazNG - Asset Management System. MIT Python

Monitoring

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See https://github.com/n1trux/awesome-sysadmin#monitoring and https://github.com/n1trux/awesome-sysadmin#metric--metric-collection

Note-taking and Editors

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See also Wikis

BulletNotes - Workflowy / Dynalist clone with Kanban (Trello) and Calendar functionality. Organize everything. (Source Code) MIT Nodejs
Boostnote - The note-taking app for programmers that focuses on markdown, snippets, and customizability. (Source Code) GPL-3.0 JavaScript
CodiMD - Realtime collaborative markdown notes on all platforms, formerly HackMD CE. (Source Code) AGPL-3.0 Node.js
dillinger - The last Markdown editor, ever. (Source Code) MIT Nodejs
draw.io - Diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams. (Source Code) Apache-2.0 JavaScript
Laverna - Laverna is a Javascript note taking application with Markdown editor and encryption support. Consider it like open source alternative to Evernote. (Demo, Source Code) MPL-2.0 Nodejs
Leanote - Leanote, Not Just A Notepad! Open source cloud notepad. (Demo, Source Code) GPL-2.0 Go
Markdown Edit - Online markdown editor/viewer. (Source Code) MIT HTML5
Meemo - Personal notes stream with Markdown support. (Source Code) MIT Nodejs
minimalist-web-notepad - Minimalist notepad.cc clone. Apache-2.0 PHP
MiniNote - Simple Markdown note-taking app with persistence. MIT Nodejs
notes - Simple script for personal notes with a single page with a WYSIWYG Editor. GPL-3.0 PHP
OpenNote - OpenNote was built to be an open web-based alternative to Microsoft OneNote (T) and EverNote. (Demo) MIT HTML5
Paperwork - OpenSource note-taking and archiving alternative to Evernote, Microsoft OneNote and Google Keep. (Source Code) MIT PHP
savepad - Minimalist notepad based on notepad.cc. MIT PHP
ShareLaTex - Web-based collaborative LaTeX editor. (Source Code) AGPL-3.0 Ruby
Standard Notes - Simple and private notes app. Protect your privacy while getting more done. That's Standard Notes. (Demo, Source Code) GPL-3.0 Ruby
to-markdown - HTML to Markdown converter written in JavaScript. (Source Code) MIT JavaScript
Turtl - Totally private personal database and note taking app. (Source Code) GPL-3.0 CommonLisp

Office Suites

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CryptPad - CryptPad is the zero knowledge realtime collaborative editor (rich-text, files, source-code, ...). (Source Code) AGPL-3.0 Nodejs
EtherCalc - Web spreadsheet. (Source Code) CPAL-1.0/Other Nodejs
EtherDraw - Intuitive collaborative drawing web based tool. Apache-2.0 Nodejs
Etherpad - Etherpad is a highly customizable Open Source online editor providing collaborative editing in really real-time. (Demo, Source Code) Apache-2.0 Nodejs
Infinoted - Server for Gobby, a multi-platform collaborative text editor. (Source Code) MIT C++
ONLYOFFICE - Office suite that enables you to manage documents, projects, team and customer relations in one place. (Source Code) AGPL-3.0 Nodejs
PHPOffice - PHPOffice contains libraries which permits to write and read files from most office suites. LGPL-3.0 PHP
WebODF - Tools and libraries to view and edit Open Document Format (ODF) files. (Source Code) AGPL-3.0 HTML5

Password Managers

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Bitwarden - Password manager with webapp, browser extension, and mobile app. (Source Code) AGPL-3.0 C#
keeweb - This webapp is a browser and desktop password manager compatible with KeePass databases. (Source Code) MIT HTML5
Passbolt - Password manager dedicated for managing passwords in a collaborative way on any Web server, using a MySQL database backend. (Source Code) AGPL-3.0 PHP
sysPass - Multiuser password management system. (Demo, Source Code) GPL-3.0 PHP
Teampass - Password manager dedicated for managing passwords in a collaborative way on any server Apache, MySQL and PHP. (Source Code) GPL-3.0 PHP

Pastebins

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0bin - Client side encrypted pastebin. WTFPL Python
bepasty - A pastebin for all kinds of files. (Source Code) BSD-2-Clause Python
CoderVault - Open source, self-hosted, snippet manager. (Source Code) MIT Ruby
cryptonote - Simple open source web application that lets users encrypt and share messages that can only be read once. (Source Code) BSD Ruby
EdPaste - Self-hosted pastebin written in Laravel (PHP Framework). (Demo) MIT PHP
fiche - Command line pastebin, all you need is netcat. (Demo) MIT C
GIST - GIST is an open-source application to share code. (Demo) GPL-3.0 PHP
hastebin - Open source pastebin written in node.js. (Demo, Source Code) MIT Nodejs
Modern Paste - Modern pastebin with a contemporary, minimalistic user interface backed by a robust feature set. (Source Code) MIT Python
mojopaste - Perl based pastebin. (Demo, Source Code) Artistic-2.0 Perl
NoteHub - Free and Hassle-free Pastebin for Markdown Pages. Simple, clean, password provided, generated-short link. MIT Nodejs
Paste - Paste is forked from the original source pastebin.com used before it was bought. (Source Code) GPL-3.0 PHP
pastebin - Simple pastebin service with convenient api and CLI. (Demo) MIT Go
Pastebin - Modern self-hosted pastebin service with a restful API. MIT Go
pb - Lightweight pastebin (and url shortener) built using flask. (Demo) GPL-3.0 Python
pbnh - Pastebin inspired from project pb and hastebin, with an API and a SQL-based backend. MIT Python
Phaste - Phalcon-based, MySQL pastebin application with privacy-respecting Piwik integration and syntax highlighting. (Source Code) AGPL-3.0 PHP
PrivateBin - PrivateBin is a minimalist, opensource online pastebin/discussion board where the server has zero knowledge of hosted data. (Demo, Source Code) Zlib PHP
SharpPaste - Cross-platform C# pastebin with client-side AES-256 encryption that just works. (Demo) MIT C#/NancyFX
Snibox - Code snippets manager with attractive tag-oriented interface. (Demo, Source Code) MIT Ruby
snipt - Long-term memory for coders. Share and store code snippets. (Source Code) BSD Python
Stikked - Advanced and beautiful pastebin. (Demo) GPL-3.0 PHP
Sup3rS3cretMes5age - Very simple (to deploy and to use) secret message service using Hashicorp Vault as a secrets storage. MIT Go
tastebin - Updated version of hastebin plus additional features. Apache-2.0 Nodejs

Personal Dashboards

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See https://github.com/n1trux/awesome-sysadmin#metric--metric-collection

Baby Buddy - Helps caregivers track baby sleep, feedings, diaper changes, and tummy time. (Demo) BSD Python
Dj Diabetes - My Glucose Manager - follow your daily health. BSD Python
Habitica - Habit tracker app which treats your goals like a Role Playing Game. Previously called HabitRPG. (Source Code) GPL-3.0/CC-BY-NC-SA-3.0/CC-BY-SA-3.0 Nodejs
Homepage - Simple, standalone, self-hosted PHP page that is your window to your server and the web. MIT PHP
iDashboard-PHP - HTPC Dashboard to load website services. MIT PHP
simple-dash - A simple, fully responsive Dashboard to forward to the services of your choice. (Demo) MIT PHP
Tipboard - In-house, tasty, local dashboarding system. (Source Code) Apache-2.0 Python
wger - Web-based personal workout, fitness and weight logger/tracker. It can also be used as a simple gym management utility and offers a full REST API as well. (Demo, Source Code) AGPL-3.0 Python

Photo and Video Galleries

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Chevereto Free - Powerful and fast image hosting script that allows you to create your very own full featured image hosting website in just minutes. (Source Code) AGPL-3.0 PHP
Coppermine - Multilingual photo gallery that integrates with various bulletin boards. Includes upload approval and password protected albums. (Demo, Source Code) GPL-3.0 PHP
CumulusClips - Your own video sharing website with CumulusClips video sharing script. You can build a YouTube clone where users can upload, rate, comment on videos, and much more. (Demo) GPL-2.0 PHP
Gallery CSS - Gallery.css is all CSS. Think: Simple, maintainable and understandable galleries without the use of Javascript. (Source Code) MIT CSS
Lychee - Open source grid and album based photo-management-system. (Source Code) MIT PHP
MediaDrop - Video, audio and podcast publication platform. (Source Code) GPL-3.0 Python
Mediagoblin - Free software media publishing platform that anyone can run. You can think of it as a decentralized alternative to Flickr, YouTube, SoundCloud, etc. (Source Code) AGPL-3.0 Python
MinigalNano - MinigalNano is a very simple image gallery. It adheres to the KISS principle and is very easy to install. MinigalNano does not have a web admin interface: You just upload your images in the photo folder on your server (using FTP, SFTP). AGPL-3.0 PHP
Photato - Self-hosted photo gallery, accessible through a responsive WebUI. Directly uses and indexes a specific folder in the filesystem. AGPL-3.0 Java
Photofloat - Web 2.0 Photo Gallery Done Right via Static JSON and Dynamic Javascript. (Demo) GPL-2.0 Python
PhotoLight - The easiest photo gallery there is. GPL-3.0 PHP
Photoshow - Responsive Web Gallery. (Source Code) GPL-3.0 PHP
Piwigo - Photo gallery software for the web, built by an active community of users and developers. (Demo, Source Code) GPL-2.0 PHP
Plumi - Create your own sophisticated video-sharing site. (Source Code) GPL-2.0 Python
sigal - Yet another simple static gallery generator. MIT Python
UberGallery - UberGallery is an easy to use, simple to manage, web photo gallery. UberGallery does not require a database and supports JPEG, GIF and PNG file types. Simply upload your images and UberGallery will automatically generate thumbnails and output HTML. (Source Code) MIT PHP
Videobin - Simple video upload and sharing service with transcoding. (Demo, Source Code) GPL-3.0 Python
Zenphoto - Open-source gallery and CMS project. (Source Code) GPL-2.0 PHP

Polls and Events

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Calagator - Event aggregator. (Demo, Source code) MIT Ruby
Clerk - Simple event logger to keep track of periodic events, habits, etc. as they occur. GPL-3.0 PHP
dudle - Online scheduling application. (Demo, Source code) AGPL-3.0 Ruby
Fider - Open source alternative to UserVoice for customer feedback. (Demo, Source Code) MIT Go
Framadate - Online service for planning an appointment or make a decision quickly and easily: Make a poll, Define dates or subjects to choose, Send the poll link to your friends or colleagues, Discuss and make a decision. (Demo, Source Code) CECILL-B PHP
Kyélà - Participation polls for group events. (Demo, Source Code) AGPL-3.0 PHP
LimeSurvey - Feature-rich Open Source web based polling software. Supports extensive survey logic. (Demo, Source code) GPL-2.0 PHP
Nuages - Collaborative meeting poll system, similar to doodle or rdvz. (Source Code) GPL-3.0 Python
PHPBack - The open source feedback system. (Demo, Source Code) GPL-3.0 PHP
TellForm - Beautiful online form and survey creator. (Demo, Source Code) MIT Nodejs

Proxy

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http2-serverpush-proxy - Reverse proxy that helps to automatically utilize HTTP/2.0's server push mechanism for static websites. Available as middleware and standalone application. MIT Nodejs
iodine - IPv4 over DNS tunnel solution, enabling you to start up a socks5 proxy listener. (Source Code) ISC C
microproxy - lightweight non-caching HTTP/HTTPS proxy server. (Source Code) MIT Go
miniProxy - Simple web proxy written in PHP that can allow you to bypass Internet content filters, or to browse the internet anonymously. Only one php file. (Source Code) GPL-3.0 PHP
Oranjeproxy - Anonymizing web proxy. (Source Code) GPL-2.0 PHP
PHP-Proxy - Web proxy script built specifically to be fast, easy to modify and to support video sites such as YouTube. (Demo, Source Code) MIT PHP
Pound - Light-weight reverse proxy and load balancer for HTTP/HTTPS. (Source Code) GPL-2.0 C
Privoxy - Non-caching web proxy with advanced filtering capabilities for enhancing privacy, modifying web page data and HTTP headers, controlling access, and removing ads and other obnoxious Internet junk. GPL-2.0 C
Redbird - A modern reverse proxy for node that includes cluster, HTTP2, LetsEncrypt, and Docker support. BSD-2-Clause Javascript
Squid - Caching proxy for the Web supporting HTTP, HTTPS, FTP, and more. It reduces bandwidth and improves response times by caching and reusing frequently-requested web pages. (Source Code) GPL-2.0 C
Swiperproxy - Lightning-fast, open source web proxy that is easy for you to run and customize. (Source Code) MIT Python
Tinyproxy - Light-weight HTTP/HTTPS proxy daemon. (Source Code) GPL-2.0 C
Traefik - Træfɪk is a modern HTTP reverse proxy and load balancer made to deploy microservices with ease. It supports several backends (Docker, Swarm, Mesos/Marathon, …) to manage its configuration automatically and dynamically. (Source Code) MIT Go

Read it Later Lists

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Nunux Keeper - Your personal content curation service. (Source Code) GPL-3.0 Nodejs
Wallabag - Wallabag, formerly Poche, is a web application allowing you to save articles to read them later with improved readability. (Demo, Source Code) MIT PHP

Resource Planning

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farmOS - Web-based farm record keeping application. (Source Code) GPL-2.0 PHP
Grocy - grocy is a web-based selfhosted groceries management solution for your home, available in English, German, Italian and Norwegian. (Demo, Source Code) MIT PHP
Tania - Tania is a free and open source farming management system for everyone. You can manage your areas, reservoirs, farm tasks, inventories, and the crop growing progress. Apache-2.0 Go

Enterprise Resource Planning

ERPNext - Free open source ERP system. (Demo, Source Code) GPL-3.0 Python
LedgerSMB - Integrated accounting and ERP system for small and midsize businesses, with double entry accounting, budgeting, invoicing, quotations, projects, orders and inventory management, shipping and more. (Demo, Source Code) GPL-2.0 Perl
Odoo - Free open source ERP system. (Demo, Source Code) LGPL-3.0 Python
Tryton - Free open source business solution. (Demo, Source Code) GPL-3.0 Python

Search Engines

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Ambar - Document Search Engine (OCR, Store & Search). (Demo, Source Code) MIT Nodejs/Python
Gigablast - open source search engine. (Demo, Source Code) Apache-2.0 C++
Seeks - Web search proxy and collaborative distributed tool for websearch. (Source Code) AGPL-3.0 C++
Searx - Privacy-respecting, hackable metasearch engine. (Demo, Source Code) AGPL-3.0 Python
Yacy - Peer based, decentralized search engine server. (Demo, Source Code) GPL-2.0 Java

Software Development

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Project Management

Apache Bloodhound - Manage software products, Keep track of features, tasks and bugs. Apache-2.0 Python
Bonobo Git Server - Set up your own self hosted git server on IIS for Windows. Manage users and have full control over your repositories with a nice user friendly graphical interface. (Source Code) MIT C#
Fossil - Distributed version control system featuring wiki and bug tracker. BSD C
Goodwork - Self hosted project management and collaboration tool powered by Laravel & VueJS. (Demo) MIT PHP
Gitblit - Pure Java stack for managing, viewing, and serving Git repositories. (Source Code) Apache-2.0 Java
gitbucket - The easily installable GitHub clone powered by Scala. (Source Code) Apache-2.0 Scala/Java
Gitea - Community managed fork of Gogs, lightweight code hosting solution. (Demo, Source Code) MIT Go
GitLab - Self Hosted Git repository management, code reviews, issue tracking, activity feeds and wikis. (Demo, Source Code) MIT Ruby
Gitlist - Web-based git repository browser - GitList allows you to browse repositories using your favorite browser, viewing files under different revisions, commit history and diffs. (Source Code) BSD-3-Clause PHP
Gitolite - Gitolite allows you to setup git hosting on a central server, with fine-grained access control and many more powerful features. (Source Code) GPL-2.0 Perl
GitPrep - Portable Github clone. (Demo, Source Code) Artistic-2.0 Perl
Git WebUI - Standalone web based user interface for git repositories. Apache-2.0 Python
Gogs - Painless self-hosted Git Service written in Go. (Demo, Source Code) MIT Go
Kallithea - Source code management system that supports two leading version control systems, Mercurial and Git, with a web interface. (Source Code) GPL-3.0 Python
Klaus - Simple, easy-to-set-up Git web viewer that Just Works. ISC Python
Lavagna - Lavagna is an open-source issue/project management tool designed for small teams. Lightweight, pure Java, easy to install, easy to use. (Source Code) GPL-3.0 Java
Octobox ⚠ - Take back control of your GitHub Notifications. (Source Code) AGPL-3.0 Ruby
OpenProject - OpenProject is a web-based project management system. (Source Code) GPL-3.0 Ruby
Phabricator - Collection of web applications that help build better software. (Demo, Source Code) Apache-2.0 PHP
Phproject - High performance full-featured project management system. (Demo, Source Code) GPL-3.0 PHP
Redmine - Redmine is a flexible project management web application. (Demo, Source Code) GPL-2.0 Ruby
RhodeCode - RhodeCode is an open source platform for software development teams. It unifies and simplifies repository management for Git, Subversion, and Mercurial. (Demo, Source Code) AGPL-3.0 Python
SCM Manager - The easiest way to share and manage your Git, Mercurial and Subversion repositories over http. (Source Code) BSD Java
Taiga - Agile Project Management Tool based on the Kanban and Scrum methods. (Source Code) AGPL-3.0 Python
The Bug Genie - The Bug Genie is a friendly project management and issue tracking tool. (Source Code) MPL-2.0 PHP
Trac - Trac is an enhanced wiki and issue tracking system for software development projects. BSD Python
Tuleap - Tuleap is a libre suite to plan, track, code and collaborate on software projects. (Source Code) GPL-2.0 PHP

Bug Trackers

See Ticketing

IDE/Tools

Babelfish - Self-hosted server for source code parsing. It can parse any file, in any supported language, extract an Abstract Syntax Tree from it, and convert it to a Universal Abstract Syntax Tree which can enable further analysis and transformation. (Source Code) GPL-3.0 Go
Codiad - Web-based IDE framework with a small footprint and minimal requirements. (Source Code) MIT PHP
Eclipse Che - Open source workspace server and cloud IDE. (Source Code) EPL-1.0 Docker/Java
ICEcoder - ICEcoder is a web IDE / browser based code editor, which allows you to develop websites directly within the web browser. (Demo, Source Code) MIT PHP
JS Bin - Open source collaborative web development debugging tool. (Source Code) MIT Nodejs
Judge0 API - Open source API to compile and run source code. (Source Code) GPL-3.0 Ruby
Koding - The simplest way to manage your entire Dev Infrastructure. (Source Code) Apache-2.0 Nodejs
Microglark - Hacky minimalistic remote pair programming editor. (Demo, Source Code) AGPL-3.0 Nodejs
Regexr - RegExr is a HTML/JS based tool for creating, testing, and learning about Regular Expressions. (Source Code) MIT Nodejs
RequestBin - Inspect HTTP requests. Debug webhooks. (Source Code) MIT python
RStudio Server - Web browser based IDE for R. (Source Code) AGPL-3.0 Java/C++
Selenoid - Lightweight Selenium hub implementation launching browsers within Docker containers. (Source Code) Apache-2.0 Go
sourcegraph - Sourcegraph is a fast, open-source, fully-featured code search and navigation engine written in Go. (Source Code) Apache-2.0 Go
Wide - Web-based IDE for Teams using Go programming language/Golang. (Demo) Apache-2.0 Go
Zalenium - Allows anyone to have a disposable and flexible Docker-based Selenium Grid infrastructure featuring video recording, live preview and online/offline dashboards. Apache-2.0 Java/Shell

Continuous Integration

Concourse - Concourse is a CI tool that treats pipelines as first class objects and containerizes every step along the way. (Demo, Source Code) Apache-2.0 Go
drone - Drone is a Continuous Delivery platform built on Docker, written in Go. (Source Code) Apache-2.0 Go
Factor - It's like IFTTT (if-this-then-that) for Dev and DevOps. (Source Code) MIT Ruby
GolangCI - Open Source automated code review service for Go integrated with GitHub pull requests. (Source Code) AGPL-3.0 Go
Jenkins - Continuous Integration Server. (Source Code) MIT Java
Laminar - Fast, lightweight, simple and flexible Continuous Integration. (Source Code) GPL-3.0 C++
PHP Censor - Open source self-hosted continuous integration server for PHP projects. BSD-2-Clause PHP
PHPCI - Free and open source continuous integration specifically designed for PHP. (Source Code) BSD-2-Clause PHP
Strider - Open Source Continuous Deployment / Continuous Integration platform. (Source Code) BSD Nodejs

FaaS/Serverless

Serverless computing on Wikipedia

FX - fx is a tool to help you do Function as a Service with painless on your own servers. MIT Go
IronFunctions - The serverless microservices platform by iron.io. Apache-2.0 Go
OpenFaaS - Serverless Functions Made Simple for Docker & Kubernetes. (Source Code) MIT Go

API Management

DreamFactory - Turns any SQL/NoSQL/Structured data into Restful API. (Source Code) Apache-2.0 PHP
Endpoint - Super simple mock HTTP API endpoints that return static JSON data, for testing webhooks and client libraries in development. MIT Nodejs
Fusio - Open-source API management platform which helps to build and manage REST APIs. (Demo, Source Code) AGPL-3.0 PHP
Hapttic - Simple HTTP server that forwards all requests to a shell script to handle webhooks you receive. Apache-2.0 Go
Para - Flexible and modular backend framework/server for object persistence, API development and authentication. (Source Code) Apache-2.0 Java

Documentation Generators

Localization

Accent - Open-source, self-hosted, developer-oriented translation tool. (Source Code) BSD-3-Clause Elixir
Parrot - Self-hosted Localization Management Platform built with Go and Angular 2. (Source Code) MIT Go
Pootle - Online translation and localization tool. (Source Code) GPL-3.0 Python
Weblate - Web-based translation tool with tight version control integration. (Demo, Source Code) GPL-3.0 Python
Zanata - Web-based translation platform for translators, content creators and developers to manage localisation projects. (Source Code) GPL-2.0 Java

Static site generators

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See https://staticsitegenerators.net and https://www.staticgen.com

Task management/To-do lists

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See also Project Management and Ticketing.

Crepido - Create (kanban) boards to track users and projects from flat markdown files. MIT Nodejs
Kanboard - Simple and open source visual task board. (Source Code) MIT PHP
myTinyTodo - Simple way to manage your todo list in AJAX style. Uses PHP, jQuery, SQLite/MySQL. GTD compliant. (Demo, Source Code) GPL-2.0 PHP
omgnata - Mobile friendly zero-feature TODO list web app. Unix philosophy. GPL-3.0 ClojureScript
PHP Task/Todo list - Simple task/todo list that uses a JSON text file for the tasks. MIT PHP
Restyaboard - Open source Trello-like kanban board. (Demo, Source Code) OSL-3.0 PHP
scrumblr - Collaborative Online Scrum Tool Using Websockets, Node.js, jQuery, and CSS3. (Demo, Source Code) GPL-3.0 Nodejs
TaskBoard - Kanban-inspired app for keeping track of things that need to get done. (Demo, Source Code) MIT PHP
Taskfreak - Simple but efficient web based task manager written in PHP. GPL-3.0 PHP
Tasks - Simple tasks and notes manager written in PHP, jQuery and Bootstrap using a custom flat file database. MPL-2.0 PHP
Tasks - Kanban based to-do list manager written in Go. MIT Go
tasks.php - Simple task/todo list manager. MIT PHP
Taskwarrior - Taskwarrior is Free and Open Source Software that manages your TODO list from your command line. It is flexible, fast, efficient, and unobtrusive. It does its job then gets out of your way. (Source Code) MIT C++
Tinyissue - Simple Issue Tracking for Teams. MIT PHP
todo - Simple todo list manager. (Demo) MIT Go
Tracks - Web-based application to help you implement David Allen’s Getting Things Done™ methodology. (Source Code) GPL-2.0 Ruby
Volition - Opinionated open-source task management. (Demo, Source Code) MIT Ruby
Wekan - Open-source Trello-like kanban. (Demo, Source Code) MIT Nodejs
Wheatbin - Project management software that combines Kanban methodology with the Law of the Harvest. (Source Code) MIT PHP

Ticketing

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Brimir - Simple and clean open-source ticket manager written in Ruby on Rails. (Source Code) AGPL-3.0 Ruby
Bugzilla - General-purpose bugtracker and testing tool originally developed and used by the Mozilla project. MPL-2.0 Perl
Bumpy Booby - Simple, responsive and highly customizable PHP bug tracking system. (Source Code) MIT PHP
Cerb - Group-based e-mail management project. (Source Code) DPL PHP
Coordino - Open Source question and answer system on top of CakePHP. (Source Code) MIT PHP
Deskulu - Opensource helpdesk and ticketing system based on Drupal 7. (Demo) GPL-2.0 PHP
DiamanteDesk - DiamanteDesk is FREE Open Source easy-to-use help-desk solution. (Demo, Source Code) OSL-3.0 PHP
Flyspray - Uncomplicated, web-based bug tracking system. (Source Code) GPL-2.0 PHP
FreeScout - Open source clone of Help Scout: email-based customer support application, help desk and shared mailbox. AGPL-3.0 PHP
HuBoard ⚠ - Instant project management for your GitHub issues (Connects directly GitHub API). MIT Ruby
MantisBT - Self hosted bug tracker, fits best for software development. (Demo), (Source Code) GPL-2.0 PHP
OpenSupports - Multi language ticket system with FAQ, role management, metrics and canned response features. (Demo, Source Code) GPL-3.0 PHP
osTicket - Manage, organize and archive all your support requests and responses in one place. (Source Code) GPL-2.0 PHP
OTRS - Trouble ticket system for assigning tickets to incoming queries and tracking further communications. (Source Code) AGPL-3.0 Perl
Request Tracker - An enterprise-grade issue tracking system. (Source Code) GPL-2.0 Perl
Sentry On-Premise - A powerful error tracking platform with wide language support and a robust API. (Source Code) BSD-3-Clause Python/Django
SIT - SCM-agnostic, file-based, offline-first, immutable issue tracker. (Source Code) MIT Apache-2.0 Rust.
TheBugGenie - Ticket system with extensive user rights system. (Source Code) MPL-2.0 PHP
Zammad - Easy to use but powerful open-source support and ticketing system. (Source Code) AGPL-3.0 Ruby

URL Shorteners

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Kutt - A modern URL shortener with support for custom domains. (Source Code) MIT Nodejs
Link-shortener-bot ⚠ - URL shortener using a Telegram Bot. (Demo) MIT Ruby
Linkr - Beautiful, fast URL shortening. (Demo, Source Code) MIT Python/Nodejs
Lstu - Let's SHorten That Url - Lightweight URL shortener. WTFPL Perl
Nimbus - URL shortener and file sharer with a drag-and-drop OS X menu bar client and web interface. MIT Python
Polr - Modern, minimalist, modular, and lightweight URL shortener. (Source Code) GPL-2.0 PHP
reduc.io - URL shortener service written in Scala, using Akka-Http and Redis. MIT Scala
schort - No login, no javascript, just short links. (Demo) CC0-1.0 Python
shorturl - Simple URL shortener with very tiny URLs. (Demo) MIT Go
shuri - SHort URI - Lighweight URL shortener. MIT PHP
url-shortener ⚠ - Shitty url shortener, emoji and AI powered. MIT Nodejs
YOURLS - YOURLS is a set of PHP scripts that will allow you to run Your Own URL Shortener. Features include password protection, URL customization, bookmarklets, statistics, API, plugins, jsonp. (Source Code) MIT PHP

VPN

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See https://github.com/n1trux/awesome-sysadmin#vpn

Web servers

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See https://github.com/n1trux/awesome-sysadmin#web

Wikis

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BookStack - BookStack is a simple, self-hosted, easy-to-use platform for organizing and storing information. It allows for documentation to be stored in a book like fashion. (Demo, Source Code) MIT PHP
Cowyo - Cowyo is a feature-rich wiki for minimalists. (Demo) MIT Go
django-wiki - Wiki system with complex functionality for simple integration and a superb interface. Store your knowledge with style: Use django models. (Demo) GPL-3.0 Python
Documize - Modern Docs + Wiki software with built-in workflow, single binary executable, just bring MySQL/Percona. (Source Code) AGPL-3.0 Go
Dokuwiki - Easy to use, lightweight, standards-compliant wiki engine with a simple syntax allowing reading the data outside the wiki. All data is stored in plain files, therefore no database is required. (Source Code) GPL-2.0 PHP
Gitit - Wiki program that stores pages and uploaded files in a git repository, which can then be modified using the VCS command line tools or the wiki's web interface. GPL-2.0 Haskell
Gollum - Simple, Git-powered wiki with a sweet API and local frontend. MIT Ruby
jingo - Git based wiki engine written for node.js, with a decent design, a search capability and a good typography. (Demo, Source Code) MIT Nodejs
Mediawiki - MediaWiki is a free and open-source wiki software package written in PHP. It serves as the platform for Wikipedia and the other Wikimedia projects, used by hundreds of millions of people each month. (Source Code) GPL-2.0 PHP
MoinMoin - Advanced, easy to use and extensible WikiEngine with a large community of users. (Source Code) GPL-2.0 Python
Olelo - Olelo is a wiki that stores pages in a Git repository, supports many markup styles and has an extensible, hackable architecture. (Demo) MIT Ruby
Outline ⚠ - An open, extensible, wiki for your team built using React and Node.js. (Source Code) BSD-3-Clause Nodejs
Pepperminty Wiki - Complete markdown-powered wiki contained in a single PHP file. (Demo) MPL-2.0 PHP
PineDocs - Simple, fast, customizable and lightweight site for browsing files. GPL-3.0 PHP
PmWiki - Wiki-based system for collaborative creation and maintenance of websites. GPL-3.0 PHP
Raneto - Raneto is an open source Knowledgebase platform that uses static Markdown files to power your Knowledgebase. MIT Nodejs
Realms - Git-backed wiki inspired by Gollum. (Source Code) GPL-2.0 Python
TiddlyWiki - Reusable non-linear personal web notebook. (Source Code) BSD Nodejs
Tiki - Wiki CMS Groupware with the most built-in features. (Demo, Source Code) LGPL-2.1 PHP
TWiki - TWiki is a Perl-based structured wiki application, typically used to run a collaboration platform, knowledge or document management system, a knowledge base, or team portal. (Demo, Source Code) GPL-1.0 Perl
wiki - Simple Markdown based wiki engine. (Demo) MIT Go
Wiki.js - Modern, lightweight and powerful wiki app built on NodeJS, Git and Markdown. (Demo) AGPL-3.0 Nodejs
WiKiss - Wiki, simple to use and install. (Source Code) GPL-2.0 PHP
XWiki - Second generation wiki that allows the user to extend its functionalities with a powerful extension-based architecture. (Demo, Source Code) LGPL-2.1 Java

Self-hosting Solutions

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1Backend - Self-host web apps, microservices and lambdas on your server. Advanced features enable service reuse and composition. AGPL-3.0 Go
DietPi - Minimal Debian OS optimized for single-board computers, which allows you to easily install and manage several services for selfhosting at home. (Source Code) GPL-2.0 Shell
DPlatform - Deploy self-hosted apps easily: simple, bloat-free, independent installation. (Source Code) MIT Shell
FreedomBone - Home server configuration based on Debian. (Source Code) AGPL-3.0 Shell
FreedomBox - Community project to develop, design and promote personal servers running free software for private, personal, communications. GPL-3.0 Python/Other
FreeNAS - Network-attached storage (NAS) software based on FreeBSD and the OpenZFS file system. Support for SMB, AFP, NFS, iSCSI, SSH, rsync and FTP/TFTP protocols. Advanced features include full-disk encryption and plug-ins. (Source Code) BSD-3-Clause Python/Other
HomelabOS - Your very own offline-first privacy-centric open-source data-center. MIT Docker
OpenMediaVault - OpenMediaVault is the next generation network attached storage (NAS) solution based on Debian Linux. It contains services like SSH, (S)FTP, SMB/CIFS, DAAP media server, RSync, BitTorrent client and many more. (Source Code) GPL-3.0 PHP
Piratebox - DIY anonymous offline file-sharing and communications system built with free software and inexpensive off-the-shelf hardware. (Source Code). GPL-3.0 Python/Other
Puffin - Lightweight webapp catalog based on containers, with user interface à la mobile app store. (Demo, Source Code) AGPL-3.0 Python/Docker
Sandstorm - Personal server for running self-hosted apps easily and securely. (Demo, Source Code) Apache-2.0 C++/Other
sovereign - Set of Ansible playbooks to build and maintain your own private cloud: email, calendar, contacts, file sync, IRC bouncer, VPN, and more. GPL-3.0 YAML/Other
Syncloud - Your own online file storage, social network or email server. (Source Code) GPL-3.0 Python/Other
UBOS - Linux distro that runs on indie boxes (personal servers and IoT devices). Single-command installation and management of apps - Jenkins, Mediawiki, Owncloud, WordPress, etc., and other features. GPL-3.0 Perl/Other
WikiSuite - The most comprehensive and integrated Free / Libre / Open Source software suite ever developed. (Source Code) Multiple ClearOS
YunoHost - Server operating system aiming to make self-hosting accessible to everyone. (Demo, Source Code) AGPL-3.0 Python/Other

List of Licenses

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⚠ - Depends on a third party network service
AAL - Attribution Assurance License
AGPL-3.0 - GNU Affero General Public License 3.0
AGPL-3.0-only - GNU Affero General Public License 3.0 only
Apache-2.0 - Apache, Version 2.0
APSL-2.0 - Apple Public Source License, Version 2.0
Artistic-2.0 - Artistic License Version 2.0
Beerware - Beerware License
BSD-2-Clause - BSD 2-clause "Simplified"
BSD-3-Clause - BSD 3-Clause "New" or "Revised"
CC-BY-NC-SA-3.0 - Creative Commons Attribution-NonCommercial-ShareAlike 3.0 International License
CC-BY-SA-3.0 - Creative Commons Attribution-ShareAlike 3.0 International License
CC-BY-SA-4.0 - Creative Commons Attribution-ShareAlike 4.0 International License
CC0-1.0 - Public Domain
CDDL-1.0 - Common Development and Distribution License
CECILL-B - CEA CNRS INRIA Logiciel Libre
CPAL-1.0 - Common Public Attribution License Version 1.0
DPL - Devblocks Public License 1.0
ECL-2.0 - Educational Community License, Version 2.0
EPL-1.0 - Eclipse Public License, Version 1.0
GPL-1.0 - GNU General Public License
GPL-2.0 - GNU General Public License 2.0
GPL-3.0 - GNU General Public License 3.0
GPL-3.0-only - GNU General Public License 3.0
IPL-1.0 - IBM Public License
ISC - Internet Systems Consortium License
LGPL-2.1 - Lesser General Public License 2.1
LGPL-3.0 - Lesser General Public License 3.0
MIT - MIT License
MPL-1.1 - Mozilla Public License Version 1.1
MPL-2.0 - Mozilla Public License
Multiple - Various different licenses, for different components of the project's software.
OSL-3.0 - Open Software License 3.0
Other - Non-standard license, usually unique to the project itself.
Sendmail - Sendmail License
Unlicense - The Unlicense
WTFPL - Do What the Fuck You Want to Public License
Zlib - Zlib/libpng License
ZPL-2.0 - Zope Public License 2.0

External links

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Awesome Big Data - Curated list of awesome big data frameworks, resources and other awesomeness.
Awesome Public Datasets - List of high quality, topic-centric public data sources.
Awesome Sysadmin - Curated list of amazingly awesome open source sysadmin resources.
Lists of software aimed at privacy and decentralization in some form: PRISM Break, privacytools.io, Alternative Internet, Libre Projects
Dynamic Domain Name services: Afraid.org, Pagekite
Communities/forums: /r/selfhosted, IndieWeb

Contributing

Contributing guidelines can be found here.

Authors

The list of authors can be found here.

License

This list is under the Creative Commons Attribution-ShareAlike 3.0 Unported License.

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Awesome-Selfhosted

Analytics

Archiving and Digital Preservation (DP)

Automation

Blogging Platforms

Bookmarks and Link Sharing

Calendaring and Contacts Management

Communication systems

Custom communication systems

Email

Complete solutions

Mail Transfer Agents

Mail Delivery Agents

Mailing lists and Newsletters

Webmail clients

IRC

SIP

IPBX

Social Networks and Forums

XMPP

XMPP Servers

XMPP Web Clients

Conference Management

Content Management Systems (CMS)

E-commerce

DNS

Document Management

E-books and Integrated Library Systems (ILS)

Federated Identity/Authentication

Feed Readers

File Sharing and Synchronization

Distributed filesystems

File transfer/synchronization

Peer-to-peer filesharing

Object storage/file servers

Single-click/drag-n-drop upload

Web based file managers

Games

Gateways

Groupware

Human Resources Management (HRM)

Internet Of Things (IoT)

Learning and Courses

Maps and Global Positioning System (GPS)

Media Streaming

Multimedia Streaming

Audio Streaming

Video Streaming

Misc/Other

Money, Budgeting and Management

Monitoring

Note-taking and Editors

Office Suites

Password Managers

Pastebins

Personal Dashboards

Photo and Video Galleries

Polls and Events

Proxy

Read it Later Lists

Resource Planning

Enterprise Resource Planning

Search Engines

Software Development

Project Management

Bug Trackers

IDE/Tools

Continuous Integration

FaaS/Serverless

API Management

Documentation Generators

Localization

Static site generators

Task management/To-do lists

Ticketing

URL Shorteners

VPN

Web servers

Wikis

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