AFFiNE vs OpenKnowledge

Comparing two open source alternatives to Notion and Obsidian . Use the comparison below to decide which one fits your needs.

AFFiNE

Open-source knowledge base combining note-taking, whiteboard, and project planning in one workspace.

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OpenKnowledge

GPL-3.0

AI-native, local-first markdown editor and LLM wiki with built-in integrations for Claude, Codex, and other agents.

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Side-by-side comparison

	AFFiNE	OpenKnowledge
License	—	GPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	71,365	3,334
Forks	5,129	210
Open Issues	693	31
Last Commit	Aug 10, 2026	Aug 10, 2026
First Released	Jul 31, 2022	Jun 3, 2026
Categories	Note Taking & Knowledge Management Tools Knowledge Management Tools	Note Taking & Knowledge Management Tools
Tags	#knowledge-management #markdown #collaboration #whiteboard #self hosted	#markdown #notes #ai #second-brain #agents

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