Agena is an interpreted procedural programming language.
Advanced TECO dialect and interactive screen editor based on Scintilla
Delphi Java - VRCalc++ OOSL (Script) and + (Binary Exec Distro)
A minimalistic but complete standard Forth compiler in C
RDF Rule Engine for SASSY
Delphi : VRCalc++ OOSL & + (Paged List, TextEditor, VRAstroVision ...)
TRAC4 - TRAC T64 macroprocessor with lists and templates
A POSIX-compliant AWK interpreter written in Go, with CSV support
Children's learning programming language Karel the Robot in 3D
Learning programming language for kids
C# lexer and parser
A simple, LISP-like programming language.
Text scraping and data munging language.
Graph algorithms interpreter, IDE, debugger, 3D visualizations.
A Compiler Development Toolkit
An IDE for the programming language whitespace.