Rapid applications development tool and libraries for FPC
Create software using visual programming
The GNU Prolog native compiler
3D Engine c++
Borland's Object Windows Library for the modern age
A friendly Forth compiler with a little difference
Agena is an interpreted procedural programming language.
multi-platform cross assembler for 6502/6510/65816 cpu
Nyquist is a language for sound synthesis and music composition.
GNAVI: The GNU Ada Visual Interface.
Draws signalling charts, block diagrams and graphs from text input.
Zoomable user interface (ZUI) with file manager, file viewers and more