head to head · open source
nanobot vs moltis
nanobot has 49,822 GitHub stars, 8,711 forks, 775 open issues and last shipped yesterday. moltis has 2,941 stars, 363 forks, 83 open issues and last shipped 13 days ago. nanobot leads on adoption by 1,594% (49,822 vs 2,941 stars). nanobot is written in Python under MIT; moltis is written in Rust under MIT. nanobot has attracted 17% as many forks as stars, moltis 12%. nanobot was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agent, mcp), so they are genuine substitutes rather than adjacent tools.
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
| nanobot | moltis | |
|---|---|---|
| GitHub stars | ★ 50K | ★ 2.9K |
| License | MIT | MIT |
| Written in | Python | Rust |
| Last push | 2026-11-04 | 2026-10-23 |
| Forks | ⑂ 8.7K | ⑂ 363 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick nanobot if
- You weight community size — 50K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick moltis if
- You want the moltis feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and moltis fits your workflow better
About nanobot
English 简体中文 繁體中文 Español Français Bahasa Indonesia 日本語 한국어 Русский Tiếng Việt Discord · X · WeChat / Feishu nanobot 🐈 nanobot is an ultra lightweight, open source, self hosted personal AI agent framework written in Python. It runs in a WebUI, terminal, or chat apps and combines tools, long term memory, MCP integrations, model routing, multi agent delegation, scheduled automation, and an OpenAI compatible API in a small, readable core. Start Here What can nanobot do? nanobot is a self hosted personal AI agent runtime. It can: run in a browser WebUI or terminal connect to Telegram, Discord, Slack, WeChat, Email…
read the full nanobot overview →
About moltis
Moltis — A secure persistent personal agent server in Rust One binary — sandboxed, secure, yours. Installation • Comparison • Architecture • Security • Features • How It Works • Contributing Moltis recently hit the front page of Hacker News. Please open an issue for any friction at all. I'm focused on making Moltis excellent. Secure by design — Your keys never leave your machine. Every command runs in a sandboxed container, never on your host. Your hardware — Runs on a Mac Mini, a Raspberry Pi, or any server you own. One Rust binary, no Node.js, no npm, no runtime. Full featured — Voice, memory, cross session…
read the full moltis overview →
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Frequently asked questions
Is nanobot or moltis more popular?
nanobot has 49,822 GitHub stars and moltis has 2,941. nanobot has the larger community by that measure.
Are nanobot and moltis free?
Both are open source. nanobot is licensed under MIT and moltis under MIT. Neither carries a licence fee.
What is the difference between nanobot and moltis?
nanobot is written in Python and moltis in Rust. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, nanobot or moltis?
Choose nanobot if you want the larger community (49,822 stars) or its MIT licence terms. Choose moltis if its feature set, stack or MIT licence fits better. Both are self-hostable.