Best Open Source Documentation Projects
Docusaurus
Documentation website generator
★ 66,479 Updated: Oct 2026 Status: Active
Outline
A fast, Notion-style wiki built for engineering teams who live in Markdown
★ 40,886 Updated: Oct 2026 Status: Active
Wiki.js
The most powerful and extensible open source Wiki software.
★ 29,034 Updated: Oct 2026 Status: Active
VuePress
Vue-powered Static Site Generator.
★ 22,720 Updated: Aug 2024 Status: Inactive
MdBook
Static documentation generator from Markdown
★ 22,210 Updated: Oct 2026 Status: Active
Docmost
An open-source collaborative wiki and documentation tool.
★ 21,965 Updated: Oct 2026 Status: Active
BookStack
Simple self-hosted wiki platform
★ 19,079 Updated: Oct 2026 Status: Active
WordCraft
A Word-style word processor built in pure Rust
★ 10,768 Updated: Oct 2026 Status: Active
HedgeDoc
Web-based, self-hosted, real-time markdown editor.
★ 7,480 Updated: Oct 2026 Status: Active
Dendron
Open-source local-first knowledge management
★ 7,467 Updated: Nov 2025 Status: Slowing
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MediaWiki
Wiki software behind Wikipedia
★ 5,201 Updated: Oct 2026 Status: Active
DokuWiki
Simple to use wiki software
★ 4,728 Updated: Sep 2026 Status: Active
LibreOffice
Complete office productivity suite without restrictions
★ 4,507 Updated: Oct 2026 Status: Active
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phpDocumentor
Documentation generator for PHP projects
★ 4,349 Updated: Oct 2026 Status: Active