head to head · open source
Kestra vs astron-agent
Kestra has 28,181 GitHub stars, 3,005 forks, 713 open issues and last shipped 2 days ago. astron-agent has 9,017 stars, 887 forks, 46 open issues and last shipped 10 days ago. Kestra leads on adoption by 213% (28,181 vs 9,017 stars). Kestra is written in Java under Apache-2.0; astron-agent is written in Java under Apache-2.0. Kestra has attracted 11% as many forks as stars, astron-agent 10%. Kestra 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
| Kestra | astron-agent | |
|---|---|---|
| GitHub stars | ★ 28K | ★ 9.0K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Java | Java |
| Last push | 2026-09-18 | 2026-09-10 |
| Forks | ⑂ 3.0K | ⑂ 887 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Kestra if
- You weight community size — 28K 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 astron-agent if
- You want the astron-agent feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Java
- You evaluated both and astron-agent fits your workflow better
About Kestra
Kestra is an open source, event driven orchestration platform for data, AI, and infrastructure workflows. It operates in the Java based ecosystem and is licensed under Apache 2.0. The project provides a unified interface for both scheduled and real time automation, supporting declarative workflow definitions in YAML while also offering visual and AI assisted authoring.
read the full Kestra overview →
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 →
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Frequently asked questions
Is Kestra or astron-agent more popular?
Kestra has 28,181 GitHub stars and astron-agent has 9,017. Kestra has the larger community by that measure.
Are Kestra and astron-agent free?
Both are open source. Kestra is licensed under Apache-2.0 and astron-agent under Apache-2.0. Neither carries a licence fee.
What is the difference between Kestra and astron-agent?
Kestra is written in Java and astron-agent in Java. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Kestra or astron-agent?
Choose Kestra if you want the larger community (28,181 stars) or its Apache-2.0 licence terms. Choose astron-agent if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.