head to head · open source
odysseus vs Corpus
odysseus has 87,371 GitHub stars, 907 forks, 1,233 open issues and last shipped 2 days ago. Corpus has 13 stars, 0 forks, 25 open issues and last shipped 3 months ago. odysseus leads on adoption by 671,985% (87,371 vs 13 stars). odysseus is written in Python under AGPL-3.0; Corpus is written in Python under AGPL-3.0. odysseus has attracted 1% as many forks as stars, Corpus 0%. 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 | Corpus | |
|---|---|---|
| GitHub stars | ★ 87K | ★ 13 |
| License | AGPL-3.0 | AGPL-3.0 |
| Written in | Python | Python |
| Last push | 2026-09-17 | 2026-06-26 |
| Forks | ⑂ 907 | ⑂ 0 |
| 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 Corpus if
- You want the Corpus feature set and don't need the biggest community
- You prefer the AGPL-3.0 license terms
- Your stack matches Python
- You evaluated both and Corpus 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 Corpus
Corpus is an open source, self hosted document Q&A system that ingests PDFs and web pages, answers natural language questions with citations back to source text, and is aimed at teams and individuals who need grounded answers across a private document collection rather than across the public web.
read the full Corpus overview →
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Frequently asked questions
Is odysseus or Corpus more popular?
odysseus has 87,371 GitHub stars and Corpus has 13. odysseus has the larger community by that measure.
Are odysseus and Corpus free?
Both are open source. odysseus is licensed under AGPL-3.0 and Corpus under AGPL-3.0. Neither carries a licence fee.
What is the difference between odysseus and Corpus?
odysseus is written in Python and Corpus 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 Corpus?
Choose odysseus if you want the larger community (87,371 stars) or its AGPL-3.0 licence terms. Choose Corpus if its feature set, stack or AGPL-3.0 licence fits better. Both are self-hostable.