head to head · open source
odysseus vs AionUi
odysseus has 94,935 GitHub stars, 1,862 forks, 1,233 open issues and last shipped yesterday. AionUi has 33,996 stars, 3,550 forks, 905 open issues and last shipped 11 days ago. odysseus leads on adoption by 179% (94,935 vs 33,996 stars). odysseus is written in Python under AGPL-3.0; AionUi is written in TypeScript under Apache-2.0. odysseus has attracted 2% as many forks as stars, AionUi 10%. 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 | AionUi | |
|---|---|---|
| GitHub stars | ★ 95K | ★ 34K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-11-02 | 2026-10-23 |
| Forks | ⑂ 1.9K | ⑂ 3.5K |
| 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 AionUi if
- You want the AionUi feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and AionUi 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 AionUi
A free, open source, Cowork app with AI Agents Built in Agent Zero Setup Any API Key Multi Agents Remote Access Cross Platform 24/7 Automation English 简体中文 繁體中文 日本語 한국어 Español Português Türkçe Русский Українська Official Website 💬 Community: Discord (English) 微信 (中文群) Twitter 🎁 AionUi × Kimi Partnership : Free premium Kimi "Allegretto" plans ($39/mo · ¥199/mo value) for our contributors! View Campaign Details & How to Claim → Kimi K3 is here and works out of the box in AionUi — get a Kimi For Coding plan or an API key ( Global / China ) · ready to claim? comment here 📋 Quick Navigation Cowork in Action · Why…
read the full AionUi overview →
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Frequently asked questions
Is odysseus or AionUi more popular?
odysseus has 94,935 GitHub stars and AionUi has 33,996. odysseus has the larger community by that measure.
Are odysseus and AionUi free?
Both are open source. odysseus is licensed under AGPL-3.0 and AionUi under Apache-2.0. Neither carries a licence fee.
What is the difference between odysseus and AionUi?
odysseus is written in Python and AionUi in TypeScript. 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 AionUi?
Choose odysseus if you want the larger community (94,935 stars) or its AGPL-3.0 licence terms. Choose AionUi if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.