KubeJS Tweaks
Modby Uncandango
This is an addon for KubeJS to abstract some common usage of KubeJS for heavily modded modpacks. Also applies hotfix when needed.
Type
Mod
CurseForge Downloads
10,881,338
CurseForge ID
1306367
Last Updated
Jul 27, 2026
Description
KubeJS Tweaks
📰 Introduction
This is an addon for KubeJS to abstract some common usage of KubeJS for heavly modded modpacks.
This also includes some fixes of KubeJS when needed (only applied at specific versions).
📦 Installation
Mod is available on CurseForge.
🔧 Features
You can find examples here.
New schema component:
- Codec
New Events:
- Register Custom Codec
- No Op (use to disable recipes, loot tables, features etc before they are parsed)
Others:
- global.jeiRuntime is back
- KJSTweaks.readJsonFromMod(mod, path) that reads original json (useful for manipulations at datagen event)
- Backport Java.cast
Hot Fix Kubejs issues for 2101.7.1-build.181:
- Failed to encode packet 'clientbound/minecraft:update_recipes' Caused by: io.netty.handler.codec.EncoderException: Empty ItemStack not allowed
- Dont freeze my pc anymore please thanks
- EitherRecipeComponent unconditionally fails validation due to incorrect usage of Optional
- Fixed enum component requiring two >
- Fixed Registry Component
- Fixed Registry Scanner
- Fixed Registry Scanner again
- event.creatCustom seem broken
- Kubedex disconnects player when ItemStack empty
- Rhino tries to convert a param that is T without any boundry and fails
- The attribute effects granted by mob_effect require multiple applications to activate.
- IndexOutOfBoundsException on Rhino 77
- Can't find method on unbound generic method
🤝 Contributing
If you find yourself using too much cursed stuff with Rhino or KubeJS itself that could be abstracted, feel free to suggest as a feature.
📝 License
This project is licensed under the MIT License.
📬 Contact
You can reach me on All The Mods Discord with @Uncandango, you can also open your issue on Github or comment on the mod comment's section on CurseForge.
👍 Sponsors
YourKit supports open source projects with innovative and intelligent tools for monitoring and profiling Java and .NET applications. YourKit is the creator of YourKit Java Profiler, YourKit .NET Profiler, and YourKit YouMonitor.
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