linux wine

UNIX/Linux screensaver collection compiled for Mac.

ActiveTcl: Tcl distribution for Windows, Mac OS X, Linux - ActiveState.

ActivePython: Python distribution for Windows, Mac OS X, Linux - ActiveState.

ActivePerl: Perl distribution for Windows, Mac OS X, Linux - ActiveState.

OpenC6 is a Linux and Mac OSX free instant messenger.

OS 9/OS X/Darwin/Linux/BSD multiple NetBoot loader.

ARPWatch / Log Watcher for Mac OS X and Linux

Run Linux, Windows, and other systems on your Mac.

Play with OS X's text-to-speech system.

The HPIJS driver is the first free open-source driver by HP DeskJet/LaserJet.