The Go programming language

The Swift Programming Language

TypeScript is a superset of JavaScript that compiles to clean JavaScript output.

Empowering everyone to build reliable and efficient software.

The Kotlin Programming Language.

The Python programming language

The PHP Interpreter

The Julia Programming Language

The Ruby Programming Language

Unfancy JavaScript

Elixir is a dynamic, functional language for building scalable and maintainable applications

The Crystal Programming Language

PowerShell for every system!

Scala 2 compiler and standard library. Scala 2 bugs at https://github.com/scala/bug; Scala 3 at https://github.com/scala/scala3

The Roslyn .NET compiler provides C# and Visual Basic languages with rich code analysis APIs.

The Clojure programming language

MicroPython - a lean and efficient Python implementation for microcontrollers and constrained systems

Erlang/OTP

Nim is a statically typed compiled systems programming language. It combines successful concepts from mature languages like Python, Ada and Modula. Its design focuses on efficiency, expressiveness,…

A TypeScript-like language for WebAssembly.