A lightweight (350MB) Lisp interpreter in Malbolge Unshackled, often dubbed the hardest turing complete programming language.
- programming-language
- lisp
- malbolge
- esoteric
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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.
An implementation of Python in Common Lisp
- common-lisp
- python
- compiler
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
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
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
The Ink language parser and runtime implementation in Lua
- ink
- lua
- narrative
- interactive-fiction
J2ME implementation in JavaScript
- j2me
A little scheme implementation on top of Clojure
Elixir implementation of an interpreter for the Monkey programming language
- elixir
- monkey
- interpreter
Electra is an esolang where you code like an electrician.
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.
Shopify's Liquid templating language in OCaml. Features an interpreter, parser and lexer.
- liquid
- ocaml
- parser-combinators
- shopify
Modified HP-48 Superchip Binary to address undesirable quirks present in the platform.
A simple embeddable scripting language which supports concurrent event processing.
- interpreter
- language
- embeddable-scripting-language
- object-oriented-programming
An embeddable implementation of the Ngaro Virtual Machine for Go programs
A compatible re-implementation of the BibTeX program in Common Lisp, with a BST-to-CL compiler. By Matthias Köppe