head to head · open source
OpenClaw vs Fullmoon
OpenClaw has 389,982 GitHub stars, 81,978 forks, 6,671 open issues and last shipped yesterday. Fullmoon has 2,266 stars, 220 forks, 45 open issues and last shipped 1.4 years ago. OpenClaw leads on adoption by 17,110% (389,982 vs 2,266 stars). OpenClaw is written in TypeScript under a custom or non-standard licence; Fullmoon is written in Swift under MIT. OpenClaw has attracted 21% as many forks as stars, Fullmoon 10%. OpenClaw 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
| OpenClaw | Fullmoon | |
|---|---|---|
| GitHub stars | ★ 390K | ★ 2.3K |
| License | Custom / other | MIT |
| Written in | TypeScript | Swift |
| Last push | 2026-09-17 | 2025-05-05 |
| Forks | ⑂ 82K | ⑂ 220 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick OpenClaw if
- You weight community size — 390K 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 Fullmoon if
- You want the Fullmoon feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Swift
- You evaluated both and Fullmoon fits your workflow better
About OpenClaw
OpenClaw is an open source, self hosted AI assistant in the AI & Machine Learning / AI Interaction & Interfaces category that runs on hardware the user controls and meets them inside the messaging channels they already use, for individuals who want a personal assistant on a laptop and teams that want a shared deployment.
read the full OpenClaw overview →
About Fullmoon
Fullmoon is an iOS application for chatting with local large language models, built in Swift and released under the MIT license. It is optimized for Apple silicon and runs across iPhone, iPad, and Mac, with chat history stored locally on the device and a customizable interface. The project lives in the Apple ecosystem and depends on MLX Swift, Apple's array framework for machine learning research on Apple silicon.
read the full Fullmoon overview →
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Frequently asked questions
Is OpenClaw or Fullmoon more popular?
OpenClaw has 389,982 GitHub stars and Fullmoon has 2,266. OpenClaw has the larger community by that measure.
Are OpenClaw and Fullmoon free?
Both are open source. OpenClaw has no licence declared in this registry, and Fullmoon is licensed under MIT. Both are free to self-host.
What is the difference between OpenClaw and Fullmoon?
OpenClaw is written in TypeScript and Fullmoon in Swift. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, OpenClaw or Fullmoon?
Choose OpenClaw if you want the larger community (389,982 stars) or its Custom / other licence terms. Choose Fullmoon if its feature set, stack or MIT licence fits better. Both are self-hostable.