Atomic vs HedgeDoc

Comparing two open source alternatives to Notion and Evernote. 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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HedgeDoc

AGPL-3.0

Real-time collaborative markdown note editor you can self-host — write together with rich formatting and seamless sharing.

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Side-by-side comparison

	Atomic	HedgeDoc
License	MIT	AGPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	1,948	7,398
Forks	139	591
Open Issues	32	280
Last Commit	Aug 9, 2026	Sep 5, 2026
First Released	Nov 25, 2025	Mar 27, 2019
Categories	Note Taking & Knowledge Management Tools	Note Taking & Knowledge Management Tools
Tags	#note taking #markdown #knowledge-management #LLM #local ai	#markdown #collaboration #note taking

GitHub stars over time

Atomic1,948

HedgeDoc

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