TiddlyWiki TiddlyWiki is a highly customizable notewiki for capturing, organising and sharing complex information. Free Open Source Mac OS X Windows Linux Web BSD ... Self-Hosted Xfce Encrypted Notes MarkDown support Multiple languages Wiki-like interface Add a feature 153 Like
DokuWiki DokuWiki is a standards compliant, simple to use Wiki, mainly aimed at creating documentation of any kind. It is targeted at developer teams, workgroups and small... Free Open Source Self-Hosted Cloudron Extensible by Plugins/Extensions Flexible Add a feature 145 Like
MediaWiki MediaWiki is a free software wiki package written in PHP, originally for use on Wikipedia. It is now used by several other projects of the non-profit Wikimedia... Free Open Source Self-Hosted PHP No features added Add a feature 111 Like
Nuclino Nuclino is the easiest way to organize and share knowledge in teams. Create real-time collaborative documents and connect them instantly like a wiki. Use the tree... Freemium Web Real time collaboration Knowledge base MarkDown support Real time collaboration ... WYSIWYG Support Add a feature 48 Like
XWiki A powerful Open Source collaborative platform enhancing collaboration and communication. Free Open Source Mac OS X Windows Linux Web Self-Hosted Built-in editor Extensibility File-search Multiple languages ... Real time collaboration Add a feature 59 Like
WackoWiki WackoWiki is a light and easy to install multilingual Wiki-engine. Supports WYTIWYG-editing, page rights (ACLs), page comments, file uploads, email notification, design... Free Open Source Self-Hosted No features added Add a feature 7 Like
Wiki.js Write your content in the widely used and simple Markdown format, using the built-in visual editor. Unlike other wiki software that save content in a database with a... Free Open Source Mac OS X Windows Linux Self-Hosted Built-in authentication Built-in search engine MarkDown support Real time collaboration Add a feature 7 Like
Banana Dance Wiki/CMS Free open source software combining the best of wiki and CMS with community building-features. Free Open Source Mac OS X Windows Linux PHP WYSIWYG Support Add a feature 8 Like
Twiki TWiki is leading open source enterprise wiki and Web 2.0 application platform used by 50,000 small businesses, many Fortune 500 companies, and millions of people. The... Free Open Source Mac OS X Windows Linux Real time collaboration Add a feature 8 Like
Referata Referata offers hosting of semantic wikis, allowing you to add, structure and store data so it can be managed, shared, browsed and analyzed in as many ways as you... Freemium Web Self-Hosted Ad-free Add a feature 11 Like
Foswiki Foswiki is the free and open source enterprise collaboration platform. Foswiki is a wiki, so you and your team members can collaborate and edit pages directly in the... Free Open Source Mac OS X Windows Linux Web Real time collaboration Add a feature 8 Like
Instiki Instiki is a basic Wiki clone so pretty and easy to set up, you’ll wonder if it’s really a Wiki. Runs on Rails and focuses on portability and stability, Supports file... Free Open Source Mac OS X Windows Linux Web No features added Add a feature 5 Like
WikkaWiki WikkaWiki is a flexible, standards-compliant and lightweight wiki engine written in PHP, which uses MySQL to store pages. Forked from WakkaWiki. Designed for speed... Free Open Source Linux Self-Hosted PHP No features added Add a feature 3 Like
ikiwiki Ikiwiki is a wiki compiler. It converts wiki pages into HTML pages suitable for publishing on a website. Ikiwiki stores pages and history in a revision control system... Free Open Source Mac OS X Linux No features added Add a feature 5 Like
UserPress Wiki knowledge management for WordPress. 100% open source GPL. Use any theme. No modifications required. Commercial Self-Hosted Wordpress Knowledge base Real time collaboration Add a feature 3 Like