Browse free open source Wiki software and projects below. Use the toggles on the left to filter open source Wiki software by OS, license, language, programming language, and project status.
The Free / Libre / Open Source Web App with the most built-in features
Simple & Free Wiki Software
Our support forum has moved: community.bluespice.com
Open Source Enterprise Wiki and Web Application Platform
PukiWiki is used by many users, a light and high functional Wiki clone
WackoWiki is a light and easy to install multilingual Wiki-engine.
The open-source digital workplace for growing teams and enterprises.
Fastest wiki and knowledge base for growing teams
Personal Wiki for Vim
A free, open-source, offline Wikipedia application
Piggydb helps you have more fun with knowledge creation.
Wiki generator and Java Help System
A Collection of Gedcom Files from Famous Family Trees
Make robots for MediaWiki-powered sites!
The Halo extension extends MediaWiki and Semantic Mediawiki
Personnal or familly wiki with low ressource requirement.
A Trac plugin to allow pasting screenshots or images with one click
Open source platform to write and publish print and digital books
A web forum written in PHP using a selectable SQL backend