head to head · open source
conductor vs sre
conductor has 32,207 GitHub stars, 1,009 forks, 253 open issues and last shipped yesterday. sre has 1,293 stars, 203 forks, 35 open issues and last shipped 6 months ago. conductor leads on adoption by 2,391% (32,207 vs 1,293 stars). conductor is written in Java under Apache-2.0; sre is written in TypeScript under MIT. conductor has attracted 3% as many forks as stars, sre 16%. conductor 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
| conductor | sre | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 1.3K |
| License | Apache-2.0 | MIT |
| Written in | Java | TypeScript |
| Last push | 2026-09-18 | 2026-04-03 |
| Forks | ⑂ 1.0K | ⑂ 203 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick conductor if
- You weight community size — 32K 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 sre if
- You want the sre feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and sre fits your workflow better
About conductor
Conductor is an Apache 2.0 licensed, event driven agentic workflow engine written in Java that provides durable and highly resilient execution for applications and AI agents, aimed at teams running microservices, AI agents, and adaptive workflow graphs that need orchestration they can version, inspect, and recover.
read the full conductor overview →
About sre
The SmythOS Runtime Environment (SRE) is an open source, cloud native runtime, SDK, and command line interface that developers use to build, run, and manage agentic AI across local, cloud, and edge environments.
More in Infrastructure & Operations
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Frequently asked questions
Is conductor or sre more popular?
conductor has 32,207 GitHub stars and sre has 1,293. conductor has the larger community by that measure.
Are conductor and sre free?
Both are open source. conductor is licensed under Apache-2.0 and sre under MIT. Neither carries a licence fee.
What is the difference between conductor and sre?
conductor is written in Java and sre in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, conductor or sre?
Choose conductor if you want the larger community (32,207 stars) or its Apache-2.0 licence terms. Choose sre if its feature set, stack or MIT licence fits better. Both are self-hostable.