The Kotlin Programming Language.

IntelliJ IDEA & IntelliJ Platform

GraalVM compiles applications into native executables that start instantly, scale fast, and use fewer compute resources 🚀

Empowering everyone to build reliable and efficient software.

Mirror of the Glasgow Haskell Compiler. Please submit issues and patches to GHC's Gitlab instance (https://gitlab.haskell.org/ghc/ghc). First time contributors are encouraged to get started with th…

♞ lichess.org: the forever free, adless and open source chess server ♞

The Scala 3 compiler, also known as Dotty.

A friendly programming language from the future

Immutable persistent collections for Kotlin

lamdu - towards the next generation IDE

Most popular Mocking framework for unit tests written in Java

Using Mockito with Kotlin

Kotlin Evolution and Enhancement Process

Kotlin multiplatform / multi-format serialization

Powerful, elegant and flexible test framework for Kotlin with assertions, property testing and data driven tests.

Java Native Access

Koka language compiler and interpreter

A free and strong UCI chess engine

Painless Kotlin Dependency Injection

Sound As Pure Form - a Forth-like language for audio synthesis using lazy lists and APL-like auto-mapping.

AI Code Completions

A simple example language built using the Truffle API.

A Dependently Typed Functional Programming Language

Java Annotation Processor which allows to simplify development

Hamcrest for Kotlin

Simple and clean testing for JavaFX.

An experimental library for Functional Reactive Programming in Scala

A Rust language and style specification for the LaTeX-package listings

Lightweight JavaFX Framework for Kotlin