head to head · open source
odysseus vs nanobot
odysseus has 94,935 GitHub stars, 1,862 forks, 1,233 open issues and last shipped yesterday. nanobot has 49,766 stars, 8,713 forks, 775 open issues and last shipped yesterday. odysseus leads on adoption by 91% (94,935 vs 49,766 stars). odysseus is written in Python under AGPL-3.0; nanobot is written in Python under MIT. odysseus has attracted 2% as many forks as stars, nanobot 18%. odysseus 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
| odysseus | nanobot | |
|---|---|---|
| GitHub stars | ★ 95K | ★ 50K |
| License | AGPL-3.0 | MIT |
| Written in | Python | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.9K | ⑂ 8.7K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick odysseus if
- You weight community size — 95K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick nanobot if
- You want the nanobot feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and nanobot fits your workflow better
About odysseus
A self hosted AI workspace for chat, agents, research, documents, email, notes, calendar, and local model workflows. Quick Start · Setup Guide · Contributing · Roadmap Quick Start dev is the default branch and gets the newest changes first. Use main if you want the more curated branch. Open when the containers are healthy. The first admin password is printed in docker compose logs odysseus . Native installs, GPU notes, Windows/macOS instructions, HTTPS, and configuration live in the setup guide. Features Chat + Agents — local/API models, tools, MCP, files, shell, skills, and memory. Cookbook — hardware aware…
read the full odysseus overview →
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 →
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Frequently asked questions
Is odysseus or nanobot more popular?
odysseus has 94,935 GitHub stars and nanobot has 49,766. odysseus has the larger community by that measure.
Are odysseus and nanobot free?
Both are open source. odysseus is licensed under AGPL-3.0 and nanobot under MIT. Neither carries a licence fee.
What is the difference between odysseus and nanobot?
odysseus is written in Python and nanobot 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, odysseus or nanobot?
Choose odysseus if you want the larger community (94,935 stars) or its AGPL-3.0 licence terms. Choose nanobot if its feature set, stack or MIT licence fits better. Both are self-hostable.