Add Wiki.js

README.md

@@ -1261,6 +1261,7 @@ See also [Documentation Generators](#documentation-generators), [Wikimatrix](htt
   * [Tiki](https://tiki.org) - Wiki CMS Groupware with the most built-in features. ([Demo](https://tiki.org/Demo), [Source Code](https://sourceforge.net/p/tikiwiki/code/HEAD/tree/)) `LGPLv2` `PHP`
   * [TWiki](http://twiki.org/) - 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](http://twiki.org/cgi-bin/view/Sandbox/WebHome), [Source Code](http://svn.twiki.org/svn/twiki/)) `GPL` `Perl`
   * [wiki](https://github.com/prologic/wiki) - Simple Markdown based wiki engine. ([Demo](https://wiki.mills.io)) `MIT` `Go`
+  * [Wiki.js](https://wiki.js.org/) - A modern, lightweight and powerful wiki app built on NodeJS, Git and Markdown. ([Demo](https://docs.requarks.io/wiki)) `AGPLv3` `Nodejs`
   * [Wikifeat](https://github.com/rhinoman/wikifeat) - Wikifeat is an open source collaboration platform built around the ever-popular Wiki concept. `BSD` `GO`
   * [WiKiss](http://wikiss.tuxfamily.org/) - A Wiki, simple to use and install. ([Source Code](https://svnweb.tuxfamily.org/listing.php?repname=wikiss/svn&path=%2F&sc=0)) `GPLv2` `PHP`
   * [XWiki](http://www.xwiki.org) - A second generation wiki that allows the user to extend its functionalities with a powerful extension-based architecture. ([Demo](http://playground.xwiki.org), [Source Code](https://github.com/xwiki/xwiki-platform)) `LGPLv2` `Java`