Atomic vs Wiki.js

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

Atomic

MIT

A self-hosted personal knowledge base that turns markdown notes into an AI-augmented knowledge graph with semantic search and wiki synthesis.

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Wiki.js

AGPL-3.0

Wiki.js | A modern and powerful wiki app built on Node.js

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Side-by-side comparison

	Atomic	Wiki.js
License	MIT	AGPL-3.0
Self-hostable	Yes	No
GitHub Stars	1,566	28,503
Forks	105	3,257
Open Issues	33	190
Last Commit	Jun 21, 2026	Jun 14, 2026
First Released	Nov 25, 2025	Aug 16, 2016
Categories	Note Taking & Knowledge Management Tools	Wiki Software Internal Knowledge Base Knowledge Management Tools
Tags	#note taking #markdown #knowledge-management #LLM #local ai	#markdown #documentation #wiki

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