* [AWStats](http://www.awstats.org/) - Generates web, streaming, ftp or mail server statistics graphically. ([Source Code](https://github.com/eldy/awstats)) `GPLv3``Perl`
* [Countly](https://count.ly) - Real time mobile & web analytics, crash reporting and push notifications platform ([Source Code](https://github.com/countly)) `AGPL``Javascript`
* [Countly](https://count.ly) - Real time mobile & web analytics, crash reporting and push notifications platform. ([Source Code](https://github.com/countly)) `AGPL``Javascript`
* [GoAccess](http://goaccess.io/) - Real-time web log analyzer and interactive viewer that runs in a terminal. ([Source Code](https://github.com/allinurl/goaccess)) `GPLv2``C`
* [Open Web Analytics](http://www.openwebanalytics.com/) - Google Analytics and Piwik alternative. ([Source Code](https://github.com/padams/Open-Web-Analytics/)) `GPL``PHP`
* [Piwik](https://piwik.org/) - Leading open-source analytics platform that gives you more than just powerful analytics. ([Source Code](https://github.com/piwik/)) `GPLv3``PHP`
@ -118,7 +118,7 @@ See also [Static Site Generators](#static-site-generators), [Content Management
* [Chyrp](https://github.com/chyrp/chyrp) - An extra-awesome, extra-lightweight blog engine. `MIT``PHP`
* [Dotclear](http://dotclear.org/) - Take control over your blog! ([Source Code](https://hg.dotclear.org/dotclear)) `GPLv2``PHP`
* [Ghost](https://ghost.org/) - Just a blogging platform. ([Source Code](https://github.com/TryGhost/Ghost)) `MIT``Nodejs`
* [Lobsters](https://lobste.rs) - Run your own link aggregation site. ([Source Code](https://github.com/jcs/lobsters))`BSD``Ruby`
* [Myyna](http://www.myyna.com/) - Open source alternative to Pinterest. ([Demo](http://demo.myyna.com/), [Source Code](https://github.com/cubettech/myyna)) `MIT``Nodejs`
* [No Fuss Bookmarks](http://nofussbm.herokuapp.com/signup.html) - Very simple software and service to store bookmarks especially designed for hackers (that don't need fancy interfaces, but nice API). ([Source Code]( https://github.com/mapio/nofussbm)) `GPLv3``Python`
* [Pinry](http://getpinry.com/) - The tiling image board system for people who want to save, tag, and share images, videos, and webpages. ([Source Code](https://github.com/pinry/pinry)) `BSD``Python`
@ -147,9 +147,9 @@ Some [Groupware](#groupware) solutions also feature calendar/address book editin
* [AgenDAV](http://agendav.org/) - Multilanguage CalDAV web client with a rich AJAX interface and shared calendars support. [Source Code](https://github.com/adobo/agendav) `GPLv3``PHP`
* [CalendarServer](http://trac.calendarserver.org/) - A standards-compliant server implementing the CalDAV and CardDAV protocols. `Apache``Python`
* [calypso](http://keithp.com/calypso/) - A python-based CalDAV/CardDAV server. ([Source Code](http://keithp.com/cgi-bin/gitweb.cgi?p=calypso.git;a=tree)) `GPLv3`
* [DAViCal](http://www.davical.org/) - A server for calendar sharing (CalDAV). ([Source Code](https://gitlab.com/davical-project/davical)) `MIT`
* [ownCloud calendar](https://doc.owncloud.org/server/7.0/user_manual/pim/calendar.html) - The ownCloud Calendar app enables you to create and edit events, synchronize to other calendars you might use, and create new, personalized calendars. ([Source Code ownCloud <9](https://github.com/owncloud/calendar), [Source Code ownCloud 9+](https://github.com/owncloud/calendar-rework)) `AGPLv3``PHP`
* [calypso](http://keithp.com/calypso/) - A python-based CalDAV/CardDAV server. ([Source Code](http://keithp.com/cgi-bin/gitweb.cgi?p=calypso.git;a=tree)) `GPLv3``Python`
* [DAViCal](http://www.davical.org/) - A server for calendar sharing (CalDAV). ([Source Code](https://gitlab.com/davical-project/davical)) `MIT``PHP`
* [ownCloud calendar](https://doc.owncloud.org/server/9.0/user_manual/pim/calendar.html) - The ownCloud Calendar app enables you to create and edit events, synchronize to other calendars you might use, and create new, personalized calendars. ([Source Code](https://github.com/owncloud/calendar-rework)) `AGPLv3``PHP`
* [Radicale](http://radicale.org/) - A Simple Calendar and Contact Server. ([Source Code](https://github.com/Kozea/Radicale)) `GPLv3``Python`
* [sabre/dav](http://sabre.io/) - A open source CardDAV, CalDAV and WebDAV server. ([Source Code](https://github.com/fruux/sabre-dav)) `MIT``PHP`
@ -163,15 +163,15 @@ Some [Groupware](#groupware) solutions also feature calendar/address book editin
* [Jitsi Meet](https://jitsi.org/Projects/JitsiMeet) - Jitsi Meet is an OpenSource (MIT) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, scalable video conferences. ([Source Code](https://github.com/jitsi/jitsi-meet)) `MIT ``JavaScript`
* [Jitsi Video Bridge](https://jitsi.org/Projects/JitsiVideobridge) - WebRTC compatible Selective Forwarding Unit (SFU) that allows for multiuser video communication. ([Source Code](https://github.com/jitsi/jitsi-videobridge)) `Apache``Java`
* [Kandan](http://getkandan.com/) – Kandan is an Open Source Alternative to HipChat. ([Source Code](https://github.com/kandanapp/kandan)) `AGPLv3``Ruby`
* [Lets-Chat](http://sdelements.github.io/lets-chat/) - A self hosted chat suite written in Node. ([Source](https://github.com/sdelements/lets-chat)) `MIT``JavaScript, NodeJS`
* [Kandan](http://getkandan.com/) - Kandan is an Open Source Alternative to HipChat. ([Source Code](https://github.com/kandanapp/kandan)) `AGPLv3``Ruby`
* [Lets-Chat](http://sdelements.github.io/lets-chat/) - A self hosted chat suite written in Node. ([Source Code](https://github.com/sdelements/lets-chat)) `MIT``JavaScript, NodeJS`
* [Mattermost](http://www.mattermost.org/) - Open-source, on-prem Slack-alternative. It can be integrated with [Gitlab](https://about.gitlab.com/). ([Source Code](https://github.com/mattermost/platform)) `AGPLv3/Apache 2.0``Go`
* [Mibew](https://mibew.org) - 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](https://mibew.org/demo2), [Source Code](https://github.com/Mibew/mibew)) `Apache``PHP/Javascript`
* [Mumblecop](https://bitbucket.org/Flandoo/mumblecop) - Stream audio from youtube and soundcloud, simulate dice rolls, or write your own commands with a simple plugin format. `MIT``Ruby`
* [Node-Chat](https://github.com/IgorAntun/node-chat) - A not-so-basic open-source chat with admin features. `MIT``Nodejs`
* [RetroShare](http://retroshare.org) - Secured and decentralized communication system. Offers decentralized chat, forums, messaging, file transfer. ([Source Code](https://github.com/RetroShare/RetroShare)) `GPLv2``С++`
* [Rocket.Chat](https://rocket.chat/) – Teamchat solution similar to Gitter.im or Slack. ([Source Code](https://github.com/RocketChat/Rocket.Chat)) `MIT`
* [Rocket.Chat](https://rocket.chat/) – Teamchat solution similar to Gitter.im or Slack. ([Source Code](https://github.com/RocketChat/Rocket.Chat)) `MIT``Nodejs`
* [Synapse](https://matrix.org/blog/project/synapse/) - A server for [Matrix](https://matrix.org/), an open standard for decentralized persistent communication. ([Source Code](https://github.com/matrix-org/synapse)) `Apache``Python`
* [Vector](https://matrix.org/blog/project/vector/) - A glossy Matrix web client with an emphasis on performance and usability. ([Source Code](https://github.com/vector-im/vector-web)) `Apache``Javascript`
* [Matrix Console Web](https://matrix.org/blog/project/matrix-console-web/) - A web client meant to be a showcase of Matrix capabilities, and reference implementation of the Matrix standard. ([Source Code](https://github.com/matrix-org/matrix-angular-sdk)) `Apache``Javascript`
@ -188,10 +188,9 @@ Some [Groupware](#groupware) solutions also feature calendar/address book editin
_simple deployment of a mail server, e.g. for inexperienced or impatient admins._
* [hMailServer](https://www.hmailserver.com) - Open source e-mail server for Microsoft Windows. ([Source Code](https://github.com/hmailserver/hmailserver)) `C++`
* [Mailcow](https://mailcow.email/) - Mail server suite based on Dovecot, Postfix and other open source software, that provides a modern Web UI for administration. ([Source Code](https://github.com/andryyy/mailcow)) `GPLv2``PHP/Shell`
* [Mail-in-a-Box](https://mailinabox.email/) - Turns any Ubuntu server into a fully functional mail server with one command. `CC0``Shell/Other`
* [iRedMail](http://www.iredmail.org/) - Full-featured mail server solution based on Postfix and Dovecot.
* [iRedMail](http://www.iredmail.org/) - Full-featured mail server solution based on Postfix and Dovecot. ([Source Code](https://bitbucket.org/zhb/iredmail/commits/)) `GPLv3``Shell`
* [Citadel](http://www.citadel.org/) - Feature packed, easy, versatile, and powerful mail server, thanks to exclusive "rooms" based architecture. ([Source Code](http://code.citadel.org/?p=citadel.git;a=summary))
* [Modoboa](http://modoboa.org/en/) - Modoboa is a mail hosting and management platform including a modern and simplified Web User Interface. ([Source Code](https://github.com/tonioo/modoboa)) `MIT``Python`
* [Axigen](https://www.axigen.com/mail-server/free/) - `⊘ Proprietary` Great alternative to open source. It's a turnkey messaging solution, perfect for small & micro businesses, integration projects or test environments.
* [hMailServer](https://www.hmailserver.com) - `⊘ Proprietary` Open source e-mail server for Microsoft Windows. ([Source Code](https://github.com/hmailserver/hmailserver)) `C++`
nodiscc
9 years ago