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

Scratch is a minimalist, offline-first markdown note-taking app for macOS, Windows, and Linux. Plain text files, keyboard-driven, with no cloud lock-in.

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Side-by-side comparison

	OpenKnowledge	Scratch
License	GPL-3.0	MIT
Self-hostable	Yes	Yes
GitHub Stars	3,334	1,546
Forks	210	145
Open Issues	31	71
Last Commit	Aug 10, 2026	Jul 28, 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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