head to head · open source
Outline vs obsidian-mind
Outline has 41,158 GitHub stars, 3,652 forks, 78 open issues and last shipped 2 days ago. obsidian-mind has 5,486 stars, 611 forks, 7 open issues and last shipped 19 days ago. Outline leads on adoption by 650% (41,158 vs 5,486 stars). Outline is written in TypeScript under a custom or non-standard licence; obsidian-mind is written in TypeScript under MIT. Outline has attracted 9% as many forks as stars, obsidian-mind 11%. Outline was the more recently maintained of the two, and both are self-hostable with no licence fee.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Outline | obsidian-mind | |
|---|---|---|
| GitHub stars | ★ 41K | ★ 5.5K |
| License | Custom / other | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-03 | 2026-10-17 |
| Forks | ⑂ 3.7K | ⑂ 611 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Outline if
- You weight community size — 41K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick obsidian-mind if
- You want the obsidian-mind feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and obsidian-mind fits your workflow better
About Outline
A fast, collaborative, knowledge base for your team built using React and Node.js. Try out Outline using our hosted version at www.getoutline.com . This is the source code that runs Outline and all the associated services. If you want to use Outline then you don't need to run this code, A hosted version of the app is offered at getoutline.com. You can also find documentation on using Outline in our guide. If you'd like to run your own copy of Outline or contribute to development then this is the place for you. Installation Please see the documentation for running your own copy of Outline in a production…
read the full Outline overview →
About obsidian-mind
🌐 English 日本語 中文 한국어 Obsidian Mind An Obsidian vault that gives AI coding agents persistent memory. Built for Claude Code, with working hooks for Codex CLI and Gemini CLI. Start a session, talk about your day, and the agent handles the rest — notes, links, indexes, performance tracking. Every conversation builds on the last. 🔴 The Problem AI coding agents are powerful, but they forget. Every session starts from zero — no context on your goals, your team, your patterns, your wins. You re explain the same things. You lose decisions made three conversations ago. The knowledge never compounds. 🟢 The Solution Give…
read the full obsidian-mind overview →
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Frequently asked questions
Is Outline or obsidian-mind more popular?
Outline has 41,158 GitHub stars and obsidian-mind has 5,486. Outline has the larger community by that measure.
Are Outline and obsidian-mind free?
Both are open source. Outline has no licence declared in this registry, and obsidian-mind is licensed under MIT. Both are free to self-host.
What is the difference between Outline and obsidian-mind?
Outline is written in TypeScript and obsidian-mind in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Outline or obsidian-mind?
Choose Outline if you want the larger community (41,158 stars) or its Custom / other licence terms. Choose obsidian-mind if its feature set, stack or MIT licence fits better. Both are self-hostable.