Repository Index

Run ARM64 Linux userspace and desktop applications on iPhone and iPad.

• arm64
• debian
• interpreter
• ios

:musical_note: strongly-timed musical programming language

• language
• composition
• programming-language
• synthesis

A lightweight (350MB) Lisp interpreter in Malbolge Unshackled, often dubbed the hardest turing complete programming language.

• programming-language
• lisp
• malbolge
• esoteric

A lightweight Lua VM for the browser

QuickJS with durable execution: suspend running JS, snapshot the whole heap, resume it in another process. Native TypeScript, a REPL that survives restarts, Rust bindings.

• c
• durable-execution
• embeddable
• hibernation

A pure-Go JavaScript runtime built for running many small plugin sandboxes fast.

• golang
• javascript
• sandbox

JQuick Java: a lightweight Java-like scripting language for rule engines. Declare, parse and execute business rules at runtime via XML or inline scripts—no restart needed. Java 8+, embeddable, with LSP and IDEA plugin support.

Clinical Quality Language (CQL) is an HL7 specification for the expression of clinical knowledge that can be used within both the Clinical Decision Support (CDS) and Clinical Quality Measurement (CQM) domains. This repository contains complementary tooling in support of that specification.

• cql
• clinical-quality-language
• cds
• java

Owi: Seamless program analysis for C, C++, Go, Haskell, LLVM, Rust, Wasm and Zig.

• ocaml
• wasm
• webassembly
• interpreter

SquirrelJME is a Java ME 8 Virtual Machine for embedded and Internet of Things devices. It has the ultimate goal of being 99.9% compatible with the Java ME standard.

• squirreljme
• java
• java-me
• iot

Runtime parser for string expressions (formulas, method calls). Builds dynamic LINQ expression tree and compiles it to lambda delegate.

• evalexpr
• evaluator
• dot-net
• dotnetcore

A best-of-breed language with a holistic approach to moving the needle

Simple Swift interpreter for the Pascal language inspired by the Let’s Build A Simple Interpreter article series.

• interpreter
• lexer
• swift
• pascal-language

Open source math and physics engine that executes MATLAB-syntax code. Features a modern compiler, automatic GPU acceleration for large calculations, and support for math on geometry / FEA calculations.

• matlab
• rust
• jit-compiler
• linear-algebra

WATSON: Wasted but Amazing Turing-incomplete Stack-based Object Notation

• esolang
• esoteric-language
• serialization
• encoding

Complete ECMAScript Fifth Edition Implemention in Object Pascal

A TLA+ interpreter and model checker in TypeScript

• formal-verification
• tlaplus
• typescript

Expression evaluation in golang

Gentee - script programming language for automation. It uses VM and compiler written in Go (Golang).

• scripting-language
• automation
• programming-language
• compiler

The single instruction language - Flip a bit, then Jump

• esoteric-programming-language
• programming-language
• oisc
• esolang

XPath/XQuery 3.1 interpreter for Pascal with compatibility modes for XPath 2.0/XQuery 1.0/3.0, custom and JSONiq extensions, pattern matching, XML/HTML/JSON parsers and classes for HTTP/S requests

• xpath
• xquery
• pascal
• html

Electra is an esolang where you code like an electrician.

• cpp
• esolang
• esolangs
• language

Salesforce Formula Parser implemented in ES2017. Live demo at

CLAWK is an AWK implementation embedded into Common Lisp, by Michael Parker. This version contains some patches to make it compile again.