Getting started with IDEA plugin

Step 1 - install plugin

Find KotlinBukkitKit Tooling plugin in IDEA plugin market and install it

KBK Tooling plugin

Also you can find it on https://plugins.jetbrains.com/plugin/24043-kotlinbukkitkit-tooling/

Step 2 - open project creation window and choose KotlinBukkitKit

File -> New -> Project..

Choose KotlinBukkitKit

Choose your server API Version, type of server (Spigot or Paper) and KBK version

Customize other plugin settings and click to Next

Type project name and choose project location. After click to Create

Wait for gradle loading and start task kspKotlin:

kspKotlin task

You will done!