Fabric Language Kotlin

At a glance

• Editor score
  6.5 / 10
• Pricing
  Free plan
• Best for
  Kotlin-based Fabric mods
• Free plan
  Yes
• Paid from
  Free
• Supported loaders
  Fabric
• Facts checked
  22 Sep 2026

• Where it wins

  • Adds Kotlin entrypoints with multiple implementation patterns
  • Integrates with Gradle and fabric.mod.json dependency declarations
  • Bundles Kotlin and selected kotlinx libraries for Fabric projects

• Where it doesn't

  • Supports Fabric Loader rather than a broader mod-loader ecosystem
  • Requires project-level dependency and metadata configuration
  • Does not provide a standalone visual mod-development environment

Our verdict on Fabric Language Kotlin

Fabric Language Kotlin is an open-source language-support module for developers who build Minecraft mods with Fabric and Kotlin. It works as a project dependency rather than as a standalone editor, adding a Kotlin adapter for Fabric mod entrypoints and supporting class, object, companion-object, and top-level entrypoint patterns. The result is a focused development layer for teams and individuals who prefer Kotlin within Fabric-based projects.

Its strongest fit is the connection between Kotlin and the existing Fabric project workflow. Gradle dependency integration helps incorporate the module into a Gradle-based project, while fabric.mod.json dependency declarations identify the required relationship in the mod metadata. The package also bundles the Kotlin standard library and reflection library, along with kotlinx coroutines, serialization, datetime, and IO libraries. That combination gives Kotlin-based Fabric projects access to several commonly used language and utility components within the same dependency.

The trade-off is narrow scope. Fabric Language Kotlin is designed for Fabric Loader projects, so it is not a general Minecraft mod-development environment or a cross-loader tool. It also does not replace the broader project setup work associated with Gradle configuration and mod metadata. Choose it when Kotlin is the intended language and Fabric is the target platform; choose a different tool when the priority is visual mod creation, support for other loaders, or an all-in-one development environment.

Your product? Our editors can test Fabric Language Kotlin in depth and publish a review, labelled as paid · from $149/mo →

Fabric Language Kotlin pricing

Fabric Language Kotlin fact sheet

Fabric Language Kotlin integrations

Fabric Language Kotlin lists 3 integrations on its own site.

• Gradle
• Fabric Loader
• Kotlin

Alternatives to Fabric Language Kotlin

• ALArchitectury LoomA broad cross-loader build tool for teams targeting Fabric, Forge, NeoForge, and Quilt.9.4
• Minecraft DevelopmentA broad IntelliJ toolkit for multi-loader Minecraft projects, with focused build-system scope.9.2
• MModDevGradleA broad Gradle toolkit for developers building, testing, debugging, and packaging Minecraft mods.9.1

See all Fabric Language Kotlin alternatives →

Featured on iTechGuides

Fabric Language Kotlin is listed in our Minecraft Mod Development Tools directory. Add the badge to your site — it links back to this page.

<a href="https://www.itechguides.com/products/fabric-language-kotlin/"><img src="https://www.itechguides.com/best/badge/fabric-language-kotlin.svg" alt="Featured on iTechGuides" width="230" height="46"></a>

Reviewed by iTechGuides Editors · Editorial team · Updated Oct 2026

Advertiser disclosure: iTechGuides is reader-supported. Vendors can pay for top positions in our rankings and for a place on other products' pages, and we may earn a commission when you click some links. Bought places stand at the number bought; this page and our disclosure say so. Paying vendors may get a fuller, more detailed review from our editors, and that review can change their score. How we rank.

Last updated 7 Oct 2026 · How we research and update