head to head · open source
nanobot vs claude-agents-library
nanobot has 48,372 GitHub stars, 8,548 forks, 775 open issues and last shipped today. claude-agents-library has 754 stars, 123 forks, 1 open issues and last shipped 5 months ago. nanobot leads on adoption by 6,315% (48,372 vs 754 stars). nanobot is written in Python under MIT; claude-agents-library is written in various languages under MIT. nanobot has attracted 18% as many forks as stars, claude-agents-library 16%. nanobot was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (ai-agents), 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 | claude-agents-library | |
|---|---|---|
| GitHub stars | ★ 48K | ★ 754 |
| License | MIT | MIT |
| Written in | Python | — |
| Last push | 2026-09-20 | 2026-04-14 |
| Forks | ⑂ 8.5K | ⑂ 123 |
| 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 claude-agents-library if
- You want the claude-agents-library feature set and don't need the biggest community
- You prefer the MIT license terms
- You evaluated both and claude-agents-library 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 claude-agents-library
Claude Agents Library is an MIT licensed collection of 34 production ready Claude agent configurations, organised into 7 professional categories and published as markdown files that give Claude a persistent expert persona, built for developers, product managers, marketers, designers, and DevOps engineers who want specialised AI behaviour without writing prompts from scratch.
read the full claude-agents-library overview →
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Frequently asked questions
Is nanobot or claude-agents-library more popular?
nanobot has 48,372 GitHub stars and claude-agents-library has 754. nanobot has the larger community by that measure.
Are nanobot and claude-agents-library free?
Both are open source. nanobot is licensed under MIT and claude-agents-library under MIT. Neither carries a licence fee.
What is the difference between nanobot and claude-agents-library?
nanobot is written in Python and claude-agents-library in various languages. 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 claude-agents-library?
Choose nanobot if you want the larger community (48,372 stars) or its MIT licence terms. Choose claude-agents-library if its feature set, stack or MIT licence fits better. Both are self-hostable.