head to head · open source
nanobot vs RasaGPT
nanobot has 48,372 GitHub stars, 8,548 forks, 775 open issues and last shipped today. RasaGPT has 2,465 stars, 249 forks, 57 open issues and last shipped 10 months ago. nanobot leads on adoption by 1,862% (48,372 vs 2,465 stars). nanobot is written in Python under MIT; RasaGPT is written in Python under MIT. nanobot has attracted 18% as many forks as stars, RasaGPT 10%. nanobot was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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 | RasaGPT | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 2.5K |
| License | MIT | MIT |
| Written in | Python | Python |
| Last push | 2026-09-20 | 2025-11-12 |
| Forks | ⑂ 8.5K | ⑂ 249 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick nanobot if
- You weight community size — 48K stars and counting
- You want the MIT license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick RasaGPT if
- You want the RasaGPT feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and RasaGPT 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 RasaGPT
RasaGPT is an MIT licensed, headless LLM chatbot platform and reference implementation that combines the Rasa dialogue framework with Langchain and LlamaIndex for indexing, retrieval and context injection, aimed at Python developers who want a working self hosted starting point for a document aware Telegram or API chatbot.
read the full RasaGPT overview →
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Frequently asked questions
Is nanobot or RasaGPT more popular?
nanobot has 48,372 GitHub stars and RasaGPT has 2,465. nanobot has the larger community by that measure.
Are nanobot and RasaGPT free?
Both are open source. nanobot is licensed under MIT and RasaGPT under MIT. Neither carries a licence fee.
What is the difference between nanobot and RasaGPT?
nanobot is written in Python and RasaGPT in Python. 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 RasaGPT?
Choose nanobot if you want the larger community (48,372 stars) or its MIT licence terms. Choose RasaGPT if its feature set, stack or MIT licence fits better. Both are self-hostable.