The Python programming language
Starlark in Go: the Starlark configuration language, implemented in Go
The Acton Programming Language
A refreshing programming language for the front-end web
Ruby programming language
Go library for Datalog-style logical reasoning and domain modeling
Red is a next-generation programming language
Programming Language Theory
Expert System Tool
Agena is an interpreted procedural programming language.
The classic RPL programming language reimplemented and reimagined.
The open sourced NetRexx reference implementation
Interpreter and compiler for the Seed7 programming language.
ADP is a script language designed for Web database prgramming.
A modern descendant of the Icon programming language.
An hack of Jscheme with a lot of enhancements and additional features.
A C-like, high level programming language and interpreter.
Simple ⇒ Object-Oriented ⇒ Functional
Binary Modular DataFlow Machine (BMDFM)
PEARL Compiler and Runtime System
Experimental programming language and compiler
Parsing, AST and "walking" for Common Lisp code.
ALFOUR Programming language. Simple, safe, power, multi-platform.