head to head · open source
nanobot vs jev-chat-jarvis
nanobot has 48,700 GitHub stars, 8,597 forks, 775 open issues and last shipped yesterday. jev-chat-jarvis has 7,181 stars, 1,215 forks, 29 open issues and last shipped 2 days ago. nanobot leads on adoption by 578% (48,700 vs 7,181 stars). nanobot is written in Python under MIT; jev-chat-jarvis is written in Kotlin under MIT. nanobot has attracted 18% as many forks as stars, jev-chat-jarvis 17%. nanobot 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
| nanobot | jev-chat-jarvis | |
|---|---|---|
| GitHub stars | ★ 49K | ★ 7.2K |
| License | MIT | MIT |
| Written in | Python | Kotlin |
| Last push | 2026-09-30 | 2026-09-29 |
| Forks | ⑂ 8.6K | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick nanobot if
- You weight community size — 49K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick jev-chat-jarvis if
- You want the jev-chat-jarvis feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Kotlin
- You evaluated both and jev-chat-jarvis fits your workflow better
About nanobot
nanobot is an ultra lightweight, open source, self hosted personal AI agent framework written in Python, aimed at individual developers and small teams who want to run their own agent through a browser WebUI, a terminal, or chat apps instead of renting a hosted assistant.
read the full nanobot overview →
About jev-chat-jarvis
Jev Chat Jarvis is an open source Android conversation copilot, written in Kotlin and released under the MIT licence, that reads the chat screen in supported apps such as QQ, X and Feishu, proposes ranked candidate replies, and fills the one you pick into the input box without ever sending it for you.
read the full jev-chat-jarvis overview →
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Frequently asked questions
Is nanobot or jev-chat-jarvis more popular?
nanobot has 48,700 GitHub stars and jev-chat-jarvis has 7,181. nanobot has the larger community by that measure.
Are nanobot and jev-chat-jarvis free?
Both are open source. nanobot is licensed under MIT and jev-chat-jarvis under MIT. Neither carries a licence fee.
What is the difference between nanobot and jev-chat-jarvis?
nanobot is written in Python and jev-chat-jarvis in Kotlin. 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 jev-chat-jarvis?
Choose nanobot if you want the larger community (48,700 stars) or its MIT licence terms. Choose jev-chat-jarvis if its feature set, stack or MIT licence fits better. Both are self-hostable.