A simple BASIC interpreter written in C++
Brandy is an interpreter for BBC Basic
Basic interpreter in ANSI C
A Compiler Development Toolkit
A 100% Java Warren Abstract Machine implementation.
SBI - A Small Bytecode Intepreter to run programs on an AVR from SD
Poe is a small, fast, flexible scripting language.
Cross-platform reimplementation of AMOS BASIC (runtime)
CLIPS with lock support. CLIPS for safely handling simultaneous access
AMOS BASIC reimplementation in Java
MequaScript is a BASIC-style interpreter with a hybrid syntax