
Fabric Language Kotlin
This is a mod that enables usage of the Kotlin programming language for Fabric mods.
About this Mod
This is a mod that enables usage of the Kotlin programming language for Fabric mods.
Note: This does not add content! This is a dependency other mods use for compatibilty.
This mod works independently of the version of Minecraft used, as it only depends on Fabric Loader being available.
For modders: See -> https://github.com/FabricMC/fabric-language-kotlin#usage
Available Versions
How to Install Fabric Language Kotlin on Your Server
Order Server
Order a Minecraft Java server with at least 3 GB RAM (4 GB recommended).
Set fabric Loader
In the panel under "Egg", select the fabric loader and matching Minecraft version (26.2).
Install Mod
Open the mod browser in the dashboard and search for "Fabric Language Kotlin". Click "Install" – done! Alternatively, upload the .jar via SFTP to the /mods folder.
Compatibility
Mod Loaders
Minecraft Versions
26.2, 26.1.2, 26.1.1 (+234 more)
Server-side
~ OptionalRecommended RAM
4 GB(min. 3 GB)Frequently Asked Questions
Fabric Language Kotlin server crashes on startup – what to do?
Most common cause: wrong fabric version or insufficient RAM. Check the server log (latest.log) for "OutOfMemoryError" or "Mixin" errors. With Mado Hosting: ensure at least 3 GB RAM is allocated and the loader matches the mod version (26.2). You can switch loaders with one click in the panel.
Is Fabric Language Kotlin compatible with fabric?
Fabric Language Kotlin officially supports fabric for Minecraft 26.2, 26.1.2, 26.1.1. The Mado dashboard automatically detects incompatible loader combinations.
Server lagging with Fabric Language Kotlin – how to optimize performance?
Recommended RAM: 4 GB (per 8 players). Use /spark profiler to check if Fabric Language Kotlin consumes the most tick time. Common fixes: reduce server view-distance to 8-10, install "performant" or "starlight" as supplementary mods on Forge. With Mado Hosting, your server runs on NVMe SSDs with dedicated CPU cores for minimal latency.
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Rent Modded Server
Install Fabric Language Kotlin with just one click on your server.