head to head · open source
nanobot vs kwant
nanobot has 50,069 GitHub stars, 8,743 forks, 775 open issues and last shipped today. kwant has 534 stars, 52 forks, 25 open issues and last shipped today. nanobot leads on adoption by 9,276% (50,069 vs 534 stars). nanobot is written in Python under MIT; kwant is written in Rust under AGPL-3.0. nanobot has attracted 17% as many forks as stars, kwant 10%. kwant was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, chatbot), 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 | kwant | |
|---|---|---|
| GitHub stars | ★ 50K | ★ 534 |
| License | MIT | AGPL-3.0 |
| Written in | Python | Rust |
| Last push | 2026-11-14 | 2026-11-14 |
| Forks | ⑂ 8.7K | ⑂ 52 |
| 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 kwant if
- You want the kwant feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Rust
- You evaluated both and kwant 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 kwant
Your own team of AI bots that check each other’s work before saying “done”. Website · Docs · Features · Compare · Changelog · Discussions macOS: one app for Apple silicon and Intel · Linux x86 64 (beta): .deb or AppImage · A server: binary or Docker · All downloads Free and open source. A ⭐ helps others find kwant. kwant has no token. Official X account is @kwantbot . kwant gives you a team of bots that share chats, hand work to each other with an @mention and get it done on their own, on a schedule or while you're away. Each message goes to the bot that fits, and the reply says why. Work shows up as cards on a…
read the full kwant overview →
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Frequently asked questions
Is nanobot or kwant more popular?
nanobot has 50,069 GitHub stars and kwant has 534. nanobot has the larger community by that measure.
Are nanobot and kwant free?
Both are open source. nanobot is licensed under MIT and kwant under AGPL-3.0. Neither carries a licence fee.
What is the difference between nanobot and kwant?
nanobot is written in Python and kwant 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 kwant?
Choose nanobot if you want the larger community (50,069 stars) or its MIT licence terms. Choose kwant if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.