Jainja is a JVM (Java Virtual Machine) written in Java
FTH Forth Scripting
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
Vici - create a UNIX script using a flow chart interface.
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
A new, fast and powerful system shell! Written in pure C!
IDLE Extensions
Student Programming Language (SPL) a subset of PL/I
Perform dynamic tunings for realtime music.
A Java VM for ARDUINO and other micros using the leJOS runtime.
Expression evaluator for Delphi developers
Karel - 3D language interpreter
A PEG parser library for C++
A customized pForth Interpreter with dynamic library loading
A simple scripting language for embedded C code.
Java-based Dialect of the Unicon Programming Language
Rule Engine for State and Event Monitoring
A Logo interpreter and programming environment specialized for schools
Developing Lisp programs for the LEGO EV3 brick