head to head · open source
odysseus vs AnythingLLM
odysseus has 87,357 GitHub stars, 903 forks, 1,233 open issues and last shipped 2 days ago. AnythingLLM has 66,155 stars, 7,348 forks, 311 open issues and last shipped 2 days ago. odysseus leads on adoption by 32% (87,357 vs 66,155 stars). odysseus is written in Python under AGPL-3.0; AnythingLLM is written in JavaScript under MIT. odysseus has attracted 1% as many forks as stars, AnythingLLM 11%. AnythingLLM 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 | AnythingLLM | |
|---|---|---|
| GitHub stars | ★ 87K | ★ 66K |
| License | AGPL-3.0 | MIT |
| Written in | Python | JavaScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 903 | ⑂ 7.3K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick odysseus if
- You weight community size — 87K 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 AnythingLLM if
- You want the AnythingLLM feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches JavaScript
- You evaluated both and AnythingLLM fits your workflow better
About odysseus
Odysseus is a self hosted AI workspace written in Python and released under the AGPL 3.0 or later licence, built for people who want chat, agents, research, documents, email, notes, tasks, and calendar in one deployment on infrastructure they control.
read the full odysseus overview →
About AnythingLLM
AnythingLLM is a local first AI application that enables users to chat with their documents using any large language model (LLM), local or cloud hosted. It runs as a self hosted service—by default in Docker—and provides a complete interface for document ingestion, agent orchestration, multi user access, and workflow automation without requiring external cloud dependencies. The project lives in the local AI and AI interaction ecosystem, targeting users who want full control over their data and model selection.
read the full AnythingLLM overview →
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Frequently asked questions
Is odysseus or AnythingLLM more popular?
odysseus has 87,357 GitHub stars and AnythingLLM has 66,155. odysseus has the larger community by that measure.
Are odysseus and AnythingLLM free?
Both are open source. odysseus is licensed under AGPL-3.0 and AnythingLLM under MIT. Neither carries a licence fee.
What is the difference between odysseus and AnythingLLM?
odysseus is written in Python and AnythingLLM in JavaScript. 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 AnythingLLM?
Choose odysseus if you want the larger community (87,357 stars) or its AGPL-3.0 licence terms. Choose AnythingLLM if its feature set, stack or MIT licence fits better. Both are self-hostable.