Examples

Example scripts for various things you can do with KubeJS

KubeJS UI

You can also always look at existing modpack using KubeJS UI to see how they do it onEvent('ui.m...

Custom Items

This is a startup_scripts/ event // Listen to item registry event onEvent('item.registry', even...

Custom Blocks

This is a startup script. onEvent('block.registry', event => { event.create('test_block') ...

Loot Table Modification

onEvent('block.loot_tables', event => { event.addSimpleBlock('minecraft:dirt', 'minecraft:r...

Item Modification

item.modification event is a startup script event that allows you to change properties of existin...

Block Modification

block.modification event is a startup script event that allows you to change properties of existi...

JEI Integration

Sub-types onEvent('jei.subtypes', event => { event.useNBT('example:item') event.userNBT...

REI Integration

Note: REI integration only works on Fabric in 1.16. In 1.18+, it works on both Forge and Fabric! ...

FTB Quests Integration

onEvent('ftbquests.custom_task.75381f79', event => { log.info('Custom task!') event.chec...

Reflection / Java access

Very limited reflection is possible, but is not recommended. Use it in cases when KubeJS doesnt s...

Painter API

About Painter API allows you to draw things on the screen, both from server and directly from cl...

Units

This page describes all functions and operations available for units Usage Most basic unit is p...

Chat Event

This script is peak of human evolution. Whenever someone says "Creeper" in chat, it replies with ...

Network Packets

This script shows how to use network packets: // Listen to a player event, in this case item rig...

Starting Items

This server script adds items on first time player joins, checking stages. GameStages mod is not ...

FTB Utilities Rank Promotions

With this script you can have FTB Utilities roles that change over time. Is for 1.12 only. Requi...

Clearlag 1.12

This script removes all items from world every 30 minutes. Only works in 1.12. // Create item wh...

Scheduled Server Events

At server load, you can schedule anything to happen at later time. Within callback handler you ca...

Custom Fluids

Supported by Forge on all versions, and Fabric on 1.18.2+ // Startup script onEvent('fluid.regi...

Components, KubeJS and you!

In 1.18.2 and beyond KubeJS uses Components in a lot of places. It returns them for entity names,...

Search Results