Compatibility
Minecraft: Java Edition
1.21–1.21.8
1.20.x
1.19.x
1.18.x
1.17.x
1.16.x
1.15.x
1.14.x
1.13.x
Platforms
Creators
Details
Ever wanted to make features for your Minecraft server, but writing full Java plugins is hard and painful?
OpenJS lets you build powerful server logic using JavaScript. No compiling. No restarts. Just code, save, and run.
Why OpenJS?
- Folia-ready | supports next-gen multithreaded performance
- Hot-reloading | Edit scripts live without restarting the server
- Custom APIs | Clean and simple APIs tailored for scripting
- Create commands right inside your scripts
- Loading external jar libs in scripts | java to javascript & javascript to java
- Full PlaceholderAPI support
- Truly multithreaded plugin architecture
Hot-reloading a script while server runs.

Even AI can generate working scripts with OpenJS! Click here for a tutorial

Get Started
- How do I create scripts?
- How do I use the Bukkit API?
- How do I listen to events?
- How do I use commands?
- How do I create custom commands?
Full Documentation
Everything and more is covered, from the basics to advanced patterns.
Check out the docs.
Need help?
Join the Discord for support, tips, and community-made scripts!




