memos vs OpenKnowledge
Comparing two open source alternatives to Obsidian and Notion. Use the comparison below to decide which one fits your needs.
memos
MITPrivacy-first, self-hosted note-taking platform with markdown support, tagging, and built-in AI — a lightweight alternative to Notion and Obsidian.
OpenKnowledge
GPL-3.0AI-native, local-first markdown editor and LLM wiki with built-in integrations for Claude, Codex, and other agents.
Side-by-side comparison
| memos | OpenKnowledge | |
|---|---|---|
| License | MIT | GPL-3.0 |
| Self-hostable | Yes | Yes |
| GitHub Stars | 63,253 | 4,309 |
| Forks | 4,773 | 285 |
| Open Issues | 71 | 48 |
| Last Commit | Sep 22, 2026 | Sep 24, 2026 |
| First Released | Dec 8, 2021 | Jun 3, 2026 |
| Categories | ||
| Tags |
GitHub stars over time
GitHub stars over time
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