Best Free Knowledge Base Tools (14 Picks)
Knowledge sharing platforms including wikis, document management, and note-taking apps. Alternatives to Notion and Confluence with Markdown-based fast editors and Git-integrated version control.
14 tools
AppFlowy
Bring projects, wikis, and teams together with AI. AppFlowy is the AI collaborative workspace where you achieve more without losing control of your data. The leading open source Notion alternative.
AFFiNE
There can be more than Notion and Miro. AFFiNE(pronounced [ə‘fain]) is a next-gen knowledge base that brings planning, sorting and creating all together. Privacy first, open-source, customizable and ready to use.
joplin
Joplin - the privacy-focused note taking app with sync capabilities for Windows, macOS, Linux, Android and iOS.
siyuan
An open-source, privacy-first, self-hosted knowledge workspace where humans and AI agents work together 开源、隐私优先、自托管的知识工作空间，让人与智能体在此协作
logseq
A privacy-first, open-source platform for knowledge management and collaboration. Download link: http://github.com/logseq/logseq/releases. roadmap: https://logseq.io/p/NX4mc_ggEV
outline
The fastest knowledge base for growing teams. Beautiful, realtime collaborative, feature packed, and markdown compatible.
Trilium
Build your personal knowledge base with Trilium Notes
wiki
Wiki.js | Next Generation Open Source Wiki
BookStack
NOW MANAGED ON CODEBERG
FreshRSS
A free, self-hostable news aggregator…
answer
A Q&A platform software for teams at any scales. Whether it's a community forum, help center, or knowledge management platform, you can always count on Apache Answer.
v2
Minimalist and opinionated feed reader
hedgedoc
HedgeDoc - Ideas grow better together
app
Think fearlessly with end-to-end encrypted notes and files. For issues, visit https://standardnotes.com/forum or https://standardnotes.com/help.