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	530	1,457
Forks	15	126
Open Issues	1	62
Last Commit	Jun 26, 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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