head to head · open source
astron-agent vs osmedeus
astron-agent has 9,017 GitHub stars, 887 forks, 46 open issues and last shipped 10 days ago. osmedeus has 6,570 stars, 1,031 forks, 3 open issues and last shipped 8 days ago. astron-agent leads on adoption by 37% (9,017 vs 6,570 stars). astron-agent is written in Java under Apache-2.0; osmedeus is written in Go under MIT. astron-agent has attracted 10% as many forks as stars, osmedeus 16%. osmedeus was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (agentic-ai, llm), so they are genuine substitutes rather than adjacent tools.
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
| astron-agent | osmedeus | |
|---|---|---|
| GitHub stars | ★ 9.0K | ★ 6.6K |
| License | Apache-2.0 | MIT |
| Written in | Java | Go |
| Last push | 2026-09-10 | 2026-09-12 |
| Forks | ⑂ 887 | ⑂ 1.0K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick astron-agent if
- You weight community size — 9.0K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick osmedeus if
- You want the osmedeus feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Go
- You evaluated both and osmedeus fits your workflow better
About astron-agent
Astron Agent is an enterprise grade, commercial friendly agentic workflow platform for building next generation SuperAgents, aimed at organizations that need to orchestrate AI workflows, models, tools, and RPA automation in production rather than in a demo.
read the full astron-agent overview →
About osmedeus
Osmedeus is a security focused declarative orchestration engine written in Go and released under the MIT license. It turns complex security workflow automation into auditable YAML definitions, and it pairs that declarative model with encrypted data handling, secure credential management, and sandboxed execution. The project has been public for roughly eight years, carries about 6,563 stars and 1,030 forks, and lives in the penetration testing, reconnaissance, and attack surface management corner of the open source security ecosystem. It is distributed both as shell installed binaries and as the npm package @j3ssi…
read the full osmedeus overview →
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Frequently asked questions
Is astron-agent or osmedeus more popular?
astron-agent has 9,017 GitHub stars and osmedeus has 6,570. astron-agent has the larger community by that measure.
Are astron-agent and osmedeus free?
Both are open source. astron-agent is licensed under Apache-2.0 and osmedeus under MIT. Neither carries a licence fee.
What is the difference between astron-agent and osmedeus?
astron-agent is written in Java and osmedeus in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, astron-agent or osmedeus?
Choose astron-agent if you want the larger community (9,017 stars) or its Apache-2.0 licence terms. Choose osmedeus if its feature set, stack or MIT licence fits better. Both are self-hostable.