DPDL (Dynamic Packet Definition Language) is a small framework library
eXist-db is a feature rich Open Source native XML database
A BASIC interpreter and compiler with graphics.
Emulator of the ancient 8 bit microprocessor SC/MP 2
A free, cross-platform emulator for GW-BASIC, PCjr & Tandy BASIC
BASIC-like language interpreter for embedded systems
A free cross platform command prompt
Programming language with expressive power and a simple implementation
Implements the stable model semantics without grounding.
Relational Database Management System
BASIC language interpreter (multiplatform)
Children's learning programming language Karel the Robot in 3D
Perform dynamic tunings for realtime music.
A Java VM for ARDUINO and other micros using the leJOS runtime.
A Java implementation of XProc: An XML Pipeline Language
Runtime and development environment of Oz