Rixstep

Rixstep are a constellation of programmers and administrators concentrating on Objective-C/NeXTSTEP/OpenStep/Cocoa software engineering. Their 'ACP' (AppleCore Project) has won considerable acclaim, in particular their file manager Xfile and their GUI version of the Unix command line CLIX. They also provide a series of free topical newsletters on security and industry events.

Macintosh

System Utilities

Internet Utilities

Educational

Multimedia