How do I install Kotlin?

Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. Download the .jar. Put it in the .minecraft/mods folder and launch that loader profile. Opens on Modrinth — not every file is mirrored on our own servers.

What Minecraft version does Kotlin work with?

The listing gives Minecraft 1.8.9, 1.9, 1.9.1, among others. This is the version stated by the author or source site, not something we verified ourselves.

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Kotlin

by TheFruxz · on Modrinth

This plugin adds the Kotlin libraries to your Minecraft server, enabling proper support for Plugins developed with Kotlin

⬇ Download on Modrinth

Open in MC Java Mods Get it on Google Play →

This plugin adds Kotlin libraries to your Minecraft server. Now you can run Plugins, developed with the Kotlin Programming Language, without having to bring the libraries on your own.

NOTE! Kotlin, the libraries, and the Logo belong to JetBrains, this only adds the Libraries to your server!

Quick facts

Edition: Minecraft Java
File type: .jar
Minecraft versions listed: 1.8.9, 1.9, 1.9.1
How to install: Install the matching mod loader (Forge, Fabric or NeoForge) for your Minecraft version. → Download the .jar. → Put it in the .minecraft/mods folder and launch that loader profile.
Where to get it: Opens on Modrinth — not every file is mirrored on our own servers.

Install steps are the general flow for this file type — How to install Minecraft Java mods & modpacks walks through it step by step.

Verified by MCModsHub

Ships as Kotlin-1.8.0-Runnable.jar — drop this file into the mods folder
Download size: 1.8 MB
Download link checked 29 Aug 2026 — working

These come from our own check of the pack file, not from the source page.

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