OpenKnowledge vs Scratch

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

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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Scratch

MIT

A minimalist, offline-first markdown note-taking app for macOS, Windows, and Linux.

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Side-by-side comparison

	OpenKnowledge	Scratch
License	GPL-3.0	MIT
Self-hostable	Yes	Yes
GitHub Stars	2,690	1,503
Forks	155	132
Open Issues	16	66
Last Commit	Jul 11, 2026	May 5, 2026
First Released	Jun 3, 2026	Jan 31, 2026
Categories	Note Taking & Knowledge Management Tools	Note Taking & Knowledge Management Tools
Tags	#markdown #notes #ai #second-brain #agents	#markdown #note taking #offline #cross-platform #desktop-app

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