Atomic vs XWiki

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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XWiki

LGPL-3.0

Open-source wiki platform for teams and enterprises, offering structured content, apps, and custom page development.

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Side-by-side comparison

	Atomic	XWiki
License	MIT	LGPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	1,979	1,319
Forks	141	671
Open Issues	36	256
Last Commit	Sep 29, 2026	Oct 15, 2026
First Released	Nov 25, 2025	Mar 10, 2011
Categories	Note Taking & Knowledge Management Tools	Internal Knowledge Base
Tags	#note taking #markdown #knowledge-management #LLM #local ai	#wiki #collaboration

GitHub stars over time

Atomic

XWiki1,319

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