NoteDiscovery vs OpenKnowledge

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

NoteDiscovery

MIT

A self-hosted knowledge base for note-taking with markdown support, Zettelkasten methodology, and Docker deployment.

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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

	NoteDiscovery	OpenKnowledge
License	MIT	GPL-3.0
Self-hostable	Yes	Yes
GitHub Stars	2,739	3,334
Forks	232	210
Open Issues	3	31
Last Commit	Aug 10, 2026	Aug 10, 2026
First Released	Nov 5, 2025	Jun 3, 2026
Categories	Note Taking & Knowledge Management Tools	Note Taking & Knowledge Management Tools
Tags	#knowledge-management #note taking #markdown #docker #self hosted	#markdown #notes #ai #second-brain #agents

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