The GNU Prolog native compiler
Interpreter and compiler for the Seed7 programming language.
A BASIC interpreter and compiler with graphics.
A minimalistic but complete standard Forth compiler in C
BCPL was designed by Martin Richards at Cambridge University (1966)
An object-oriented script language to embed in any application
Converts (packages) Python programs into stand-alone executables
Poe is a small, fast, flexible scripting language.
SBI - A Small Bytecode Intepreter to run programs on an AVR from SD
CLIPS with lock support. CLIPS for safely handling simultaneous access