A Python Interpreter written in Rust
Tool support for the Z formal notation
A minimalistic but complete standard Forth compiler in C
A powerful macro processor based on python
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
BASIC-like language interpreter for embedded systems
Template-based code generation language.
Java Internet Prolog (Moved to GitHub)
Converts (packages) Python programs into stand-alone executables
A 100% Java Warren Abstract Machine implementation.
Lisp interpreter for the PSP + UNIX-clones.
Parsing for everybody.