Drop your mod in,
get a jar back

No setup, no Gradle on your PC. We fix the usual 1.21.11 errors, compile it and boot Minecraft with it to make sure it doesn't crash. About 2 minutes.

Drop your source zip hereThe whole project folder zipped, max 25 MB

Choose zip

Drop the zipYour project with the src folder in it.

We fix and buildSafety scan, auto-fixes, compile, boot test.

Grab your jarPlus the fixed source to keep working on.

Drop your mod in,get a jar back

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Drop your mod in,
get a jar back