- [Kazoo](http://2600hz.org/) - KAZOO is an open-source, highly scalable software platform designed to provide carrier-grade VoIP switch functions and features. ([Source Code](https://github.com/2600hz/KAZOO)) `MPL-1.1``Erlang`
- [Tapir](http://www.sip3.io/) - Troubleshooting and real-time monitoring of VoIP-based systems. ([Source Code](https://github.com/sip3io/tapir)) `Apache-2.0``Java/Kotlin`
- [Tapir](http://www.sip3.io/) - Troubleshooting and real-time monitoring of VoIP-based systems. ([Source Code](https://github.com/sip3io/)) `Apache-2.0``Java/Kotlin`
- [Wazo](http://wazo-platform.org/) - Full-featured IPBX solution built atop Asterisk with integrated Web administration interface and REST-ful API. ([Source Code](https://github.com/wazo-platform)) `GPL-3.0``Python`
### Social Networks and Forums
@ -1072,7 +1072,7 @@ See https://github.com/n1trux/awesome-sysadmin#monitoring and https://github.com
- [Boostnote](https://boostnote.io/) - The note-taking app for programmers that focuses on markdown, snippets, and customizability. ([Source Code](https://github.com/BoostIO/Boostnote)) `GPL-3.0``JavaScript`
- [CodiMD](https://demo.codimd.org/) - Realtime collaborative markdown notes on all platforms, formerly HackMD CE. ([Source Code](https://github.com/hackmdio/codimd)) `AGPL-3.0``Node.js`
- [dillinger](http://dillinger.io/) - The last Markdown editor, ever. ([Source Code](https://github.com/joemccann/dillinger)) `MIT``Nodejs`
- [Dnote](https://dnote.io) - A simple and encrypted notebook for developers. Protect your privacy and stay focused. ([Source Code](https://github.com/dnote/dnote)) `AGPL-3.0``Go`
- [Dnote](https://www.getdnote.com) - A simple command line notebook with multi-device sync and web interface. ([Source Code](https://github.com/dnote/dnote)) `AGPL-3.0``Go`
- [DocPHT](https://docpht.org/) - With DocPHT you can take notes and quickly document anything and without the use of any database. ([Demo](https://demo.docpht.org/), [Source Code](https://github.com/kenlog/docpht)) `MIT``PHP`
- [draw.io](https://draw.io) - Diagram software for making flowcharts, process diagrams, org charts, UML, ER and network diagrams. ([Source Code](https://github.com/jgraph/drawio)) `Apache-2.0``JavaScript`
- [Joplin](https://joplin.cozic.net/) - Joplin is a note taking application with Markdown editor and encryption support for mobile and desktop platforms. Runs client-side and syncs through self hosted Nextcloud or similar. Consider it like open source alternative to Evernote. ([Source Code](https://github.com/laurent22/joplin)) `MIT``Nodejs`
@ -1162,7 +1162,7 @@ See also _[Monitoring](#monitoring)_
- [Organizr](https://github.com/causefx/Organizr) - Organizr aims to be your one stop shop for your Servers Frontend. `GPL-3.0``PHP`
- [simple-dash](https://github.com/kutyla-philipp/simple-dash) - A simple, fully responsive Dashboard to forward to the services of your choice. ([Demo](https://kutyla-philipp.github.io/simple-dash/)) `MIT``Javascript`
- [wger](https://wger.de/) - 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](https://wger.de), [Source Code](https://github.com/rolandgeider/wger)) `AGPL-3.0``Python`
- [wger](http://wger.de/) - 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](http://wger.de), [Source Code](https://github.com/rolandgeider/wger)) `AGPL-3.0``Python`
## Photo and Video Galleries
@ -1312,6 +1312,7 @@ See **[Ticketing](#ticketing)**
### IDE/Tools
- [Atheos](https://www.atheos.io) - Web-based IDE framework with a small footprint and minimal requirements, continued from Codiad. ([Source Code](https://github.com/Atheos/Atheos)) `MIT``PHP`
- [Babelfish](https://github.com/bblfsh/bblfshd) - 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. `GPL-3.0``Go`
- [Code-Server](https://coder.com/) - Visual Studio Code in the browser, hosted on a remote server. ([Source Code](https://github.com/cdr/code-server)) `MIT``Nodejs/Docker`
@ -1479,7 +1480,6 @@ See also [Documentation Generators](#documentation-generators), [Wikimatrix](htt
- [jingo](https://github.com/claudioc/jingo) - Git based wiki engine written for node.js, with a decent design, a search capability and good typography. `MIT``Nodejs`
- [Mediawiki](https://www.mediawiki.org/wiki/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. ([Demo](https://en.wikipedia.org/wiki/Main_Page), ([Source Code](https://phabricator.wikimedia.org/diffusion/MW/)) `GPL-2.0``PHP`
- [MoinMoin](https://moinmo.in/) - Advanced, easy to use and extensible WikiEngine with a large community of users. ([Source Code](http://hg.moinmo.in/moin)) `GPL-2.0``Python`
- [Olelo](https://github.com/minad/olelo) - Olelo is a wiki that stores pages in a Git repository, supports many markup styles and has an extensible, hackable architecture. ([Demo](http://gitwiki.org/)) `MIT``Ruby`
- [Outline](https://www.getoutline.com/) `⚠` - An open, extensible, wiki for your team built using React and Node.js. ([Source Code](https://github.com/outline/outline)) `BSD-3-Clause``Nodejs`
- [Pepperminty Wiki](https://github.com/sbrl/Pepperminty-Wiki) - Complete markdown-powered wiki contained in a single PHP file. ([Demo](https://starbeamrainbowlabs.com/labs/peppermint/build/)) `MPL-2.0``PHP`
- [PineDocs](https://github.com/xy2z/PineDocs) - Simple, fast, customizable and lightweight site for browsing files. `GPL-3.0``PHP`
@ -1558,10 +1558,9 @@ See also [Documentation Generators](#documentation-generators), [Wikimatrix](htt