METAL 1.7.3 (by Galactic Dreams Software)
One of the fastest BASICs around, METAL (Meta Language) has a rich command library that features tight QuickTime(TM) integration, amazingly fast Sprite System, sound, graphics, speech, math, system and file I/O routines, standalone production, extensive documentation (reference & on-line help) a

METAL 1.7.3 (by Galactic Dreams Software)
One of the fastest BASICs around, METAL (Meta Language) has a rich command library that features tight QuickTime(TM) integration, amazingly fast Sprite System, sound, graphics, speech, math, system and file I/O routines, standalone production, extensive documentation (reference & on-line help) a

PHP Function Reference 0.9.6b (by Andrew Hedges)
PHP Function Reference is the ultimate reference widget for PHP developers.

Omikron Basic 8.0 (by Berkhan-Software)
Omikron Basic is a very comprehensive programming language, which allows you to write real BASIC programs as well as to build extensive applications.

SpriteWorld 3.0 (by SpriteWorld.org)
SpriteWorld is an extensive Open Source collection of powerful routines Mac programmers can use to implement smooth, fast sprite animation in games and other applications.

Keep or Skip 1.0 (by Blue Pixy Software)
Keep or Skip is a game with no GUI.

ChromeCalc 0.6.1b (by E. Gladwyn)
Some severe bugs have been pointed out in ChromeCalc 0.

TNT Basic 1.31 (by TNT Basic Online)
TNT Basic allows anyone, regardless of previous experience, to make games for the Macintosh.

Game Maker 3.8.4 (by Al Staffieri)
Game Maker is an easy to use card based development system which allows you to create simple adventure games with graphics, buttons,and text.

FreeMat 2.0RC1 (by Samit Basu)
FreeMat is a free environment for rapid engineering and scientific prototyping and data processing.

JS-Sorcerer 2.0.0 (by DHI Technologies, Inc.)
JS-Sorcerer™ is a JavaScript development tool that greatly increases JavaScript programmers' productivity.

BlitzMax 1.0 (by Blitz Research)
BlitzMax is the new, next generation game programming language from Blitz Research.

py2app 0.2 (by undefined.org)
A distutils extension which converts python scripts into executable Mac OS X applications, able to run without requiring an existing Python installation.

RBSplitView 1.1.3 (by Rainer Brockerhoff)
RBSplitView is a replacement for Cocoa's NSSplitView.

Apple Xcode 2.4.1 (by Apple)
Xcode features dead-code stripping, remote debugging, speed improvements to the gnu C++ compiler, or gcc, code completion for Java and AppleScript, native build system support for AppleScript, an enhanced debugger with memory and globals browsers and the ability to display file static variables, fas

Axiomatic Multi-Platform C 1.5.2 (by Axiomatic Solutions Sdn Bhd)
AMPC offers you a C Integrated Development Environment (IDE) that generates Java Bytecode.