head to head · open source
odysseus vs pentestagent
odysseus has 87,371 GitHub stars, 907 forks, 1,233 open issues and last shipped 2 days ago. pentestagent has 3,086 stars, 613 forks, 30 open issues and last shipped 12 days ago. odysseus leads on adoption by 2,731% (87,371 vs 3,086 stars). odysseus is written in Python under AGPL-3.0; pentestagent is written in Python under MIT. odysseus has attracted 1% as many forks as stars, pentestagent 20%. 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 | pentestagent | |
|---|---|---|
| GitHub stars | ★ 87K | ★ 3.1K |
| License | AGPL-3.0 | MIT |
| Written in | Python | Python |
| Last push | 2026-09-17 | 2026-09-07 |
| Forks | ⑂ 907 | ⑂ 613 |
| 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 pentestagent if
- You want the pentestagent feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Python
- You evaluated both and pentestagent 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 pentestagent
PentestAgent is Python based AI agent framework for black box security testing. Project lives in AI & Machine Learning / AI Interaction & Interfaces ecosystem. It supports bug bounty, red team, and penetration testing workflows. It provides terminal user interface, Docker tool execution, multi agent orchestration, and model access through OpenAI, Anthropic, or other LiteLLM supported providers.
read the full pentestagent overview →
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Frequently asked questions
Is odysseus or pentestagent more popular?
odysseus has 87,371 GitHub stars and pentestagent has 3,086. odysseus has the larger community by that measure.
Are odysseus and pentestagent free?
Both are open source. odysseus is licensed under AGPL-3.0 and pentestagent under MIT. Neither carries a licence fee.
What is the difference between odysseus and pentestagent?
odysseus is written in Python and pentestagent 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 pentestagent?
Choose odysseus if you want the larger community (87,371 stars) or its AGPL-3.0 licence terms. Choose pentestagent if its feature set, stack or MIT licence fits better. Both are self-hostable.