head to head · open source
conductor vs moon
conductor has 32,401 GitHub stars, 1,051 forks, 253 open issues and last shipped yesterday. moon has 4,175 stars, 260 forks, 99 open issues and last shipped yesterday. conductor leads on adoption by 676% (32,401 vs 4,175 stars). conductor is written in Java under Apache-2.0; moon is written in Rust under MIT. conductor has attracted 3% as many forks as stars, moon 6%. conductor was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (javascript), 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
| conductor | moon | |
|---|---|---|
| GitHub stars | ★ 32K | ★ 4.2K |
| License | Apache-2.0 | MIT |
| Written in | Java | Rust |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 1.1K | ⑂ 260 |
| 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 moon if
- You want the moon feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches Rust
- You evaluated both and moon fits your workflow better
About conductor
Conductor Durable Execution for Workflows and Agents Build agents that adapt. Run graphs that endure. Conductor is an open source durable execution platform for microservices, AI agents, and adaptive workflow graphs. It turns runtime choices—loops, branching, fan out, tool calls, approvals, retries, and cancellation—into durable, inspectable execution. It originated at Netflix and is actively maintained by Orkes and the community. Get Running in 60 Seconds Prerequisites: Node.js v16+ and Java 21+ must be installed. Open — your server is running with the built in ui next UI. Upgrading from a previous version? The…
read the full conductor overview →
About moon
moon moon is a repository m anagement, o rganization, o rchestration, and n otification tool for the web ecosystem, written in Rust. Many of the concepts within moon are heavily inspired from Bazel and other popular build systems. Documentation Contributing Code of conduct Why use moon? Working in a developer ecosystem can be very involved, especially when it comes to managing a repository effectively. Which package manager to use? Which language version to use? How to import packages? How to build code? So on and so forth. moon aims to streamline this entire process and provide a first class developer…
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Frequently asked questions
Is conductor or moon more popular?
conductor has 32,401 GitHub stars and moon has 4,175. conductor has the larger community by that measure.
Are conductor and moon free?
Both are open source. conductor is licensed under Apache-2.0 and moon under MIT. Neither carries a licence fee.
What is the difference between conductor and moon?
conductor is written in Java and moon in Rust. 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 moon?
Choose conductor if you want the larger community (32,401 stars) or its Apache-2.0 licence terms. Choose moon if its feature set, stack or MIT licence fits better. Both are self-hostable.