An open source COBOL compiler for the PC x86-32 platform.
Generates GNU assembler and requires GCC to produce a binary.
Supports Linux, BSD and MinGW 32 bit platforms.
wspacegen is an interactive IDE for programing with whitespace (http://compsoc.dur.ac.uk/whitespace/). So it's possible to create .ws code relative easily and debug it as well. But attention, you'll addicted to it (-:
antlraux is a java package thought to be used in combination with antlr(http://www.antlr.org). Features contextual information management, command line parsing and lexical information treatment.
RSD is a PHP development environment. The most powerful part is the RSDEngine - provide it with a SQL database schema and additional options and it will generate a ready-to-run application. Other goodies: versioning, generation of API docs, unit tests.
BeOS Rapid Integrated Environment (or BRIE for short) is an IDE for rapid development of BeOS / OBOS / Zeta applications. All code is generated in C/C++ using the BeOS API plus a few extensions.
orange is a new object oriented programing language, combining features from objective c, java and scheme. it's main targets are compactness, efficency and rapid prototyping.
The Gremlin Engine allows one to make its own, full featured, graphical RPG-style adventure without a line of code.
The adventures may include scripted parts like introduction sequences and animated effects like spells or traps.