While they are aimed at MapServer, GRASS, QGIS and other GIS software, they are intended to be reusable for other software. These are Mac OS X frameworks and Unix software for much of the UNIX stuff in my build instructions. For the latest version of the Bink SDK, click here (you must be a licensed customer to receive the latest SDK). Use this version of the Bink player to play Bink files (or compiled Bink EXE files) from the command line (just unzip, run 'chmod +x BinkPlayer', and then run BinkPlayer to list the options). Pchelpware and uvnc2me require XP or later.
Sourcetree is a free Git client for Windows and Mac.
Free Audio Converter, a nice and free GUI converter XLD a nice GUI ripper/converter/burner MacFLAC, a frontend to the official FLAC tools Clementine, a music player with the ability to transcode to and from FLAC xACT, a FLAC distribution with a graphical front-end to FLAC and other formats