Starlark in Go: the Starlark configuration language, implemented in Go
Expert System Tool
Agena is an interpreted procedural programming language.
Interpreter and compiler for the Seed7 programming language.
The classic RPL programming language reimplemented and reimagined.
A modern descendant of the Icon programming language.
PEARL Compiler and Runtime System
Simple and flexible programming language for applications development
An hack of Jscheme with a lot of enhancements and additional features.
Binary Modular DataFlow Machine (BMDFM)
A general-purpose, mutliparadigm language.
A C-like, high level programming language and interpreter.
ALFOUR Programming language. Simple, safe, power, multi-platform.
The M.O.R.T.A.L. programming language
A New Programming Language for FPGA Projects
SC is a C based meta/programming language/environment
The open sourced NetRexx reference implementation
A BASIC interpreter and compiler with graphics.