head to head · open source
conductor vs rulego
conductor has 32,207 GitHub stars, 1,010 forks, 253 open issues and last shipped yesterday. rulego has 1,605 stars, 156 forks, 4 open issues and last shipped 4 days ago. conductor leads on adoption by 1,907% (32,207 vs 1,605 stars). conductor is written in Java under Apache-2.0; rulego is written in Go under Apache-2.0. conductor has attracted 3% as many forks as stars, rulego 10%. 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 | rulego | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 1.6K |
| License | Apache-2.0 | Apache-2.0 |
| Written in | Java | Go |
| Last push | 2026-09-17 | 2026-09-14 |
| Forks | ⑂ 1.0K | ⑂ 156 |
| 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 rulego if
- You want the rulego feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and rulego 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 rulego
RuleGo is a Go language rule engine framework for component orchestration. It helps build loosely coupled systems that can respond to changes in business requirements in real time. The project lives in the Go ecosystem and uses the Apache 2.0 license.
read the full rulego overview →
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Frequently asked questions
Is conductor or rulego more popular?
conductor has 32,207 GitHub stars and rulego has 1,605. conductor has the larger community by that measure.
Are conductor and rulego free?
Both are open source. conductor is licensed under Apache-2.0 and rulego under Apache-2.0. Neither carries a licence fee.
What is the difference between conductor and rulego?
conductor is written in Java and rulego 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, conductor or rulego?
Choose conductor if you want the larger community (32,207 stars) or its Apache-2.0 licence terms. Choose rulego if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.