State machines and statecharts for the modern web.

😎 Curated list of awesome resources on Compilers, Interpreters and Runtimes

The Wren Programming Language. Wren is a small, fast, class-based concurrent scripting language.

Red is a next-generation programming language strongly inspired by Rebol, but with a broader field of usage thanks to its native-code compiler, from system programming to high-level scripting and cross-platform reactive GUI, while providing modern support for concurrency, all in a zero-install, zero-config, single 1MB file!

Gravity Programming Language

Hybrid visual and textual functional programming.

A shell parser, formatter, and interpreter with bash support; includes shfmt

Goby - Yet another programming language written in Go

Yaegi is Another Elegant Go Interpreter

Repository for the book "Crafting Interpreters"

An interactive REPL for Go that allows you to drop into your code at any point.

Eclipse OpenJ9: A Java Virtual Machine for OpenJDK that's optimized for small footprint, fast start-up, and high throughput. Builds on Eclipse OMR (https://github.com/eclipse/omr) and combines with the Extensions for OpenJDK for OpenJ9 repo.

jQuery Terminal Emulator - web based terminal

Dive into CPython internals, trying to illustrate every detail of CPython implementation

📔 The interactive scratchpad for hackers.

WebAssembly Micro Runtime (WAMR)

Interactive Go interpreter and debugger with REPL, Eval, generics and Lisp-like macros

Unpacked tarball of Fabrice Bellard's QuickJS Javascript engine

The official repository for ROOT: analyzing, storing and visualizing big data, scientifically

A new Unix shell.

Small Clojure interpreter, linter and formatter.

This repository has moved: https://gitlab.com/FascinatedBox/lily

A POSIX-compliant AWK interpreter written in Go

An interpreter for the Lua language, written entirely in C# for the .NET, Mono, Xamarin and Unity3D platforms, including handy remote debugger facilities.

A C interpreter and API explorer.

A light-weight JIT compiler based on MIR (Medium Internal Representation)

A tiny evaluator and compiler of arithmetic expressions.