Bonk Enc is a cool freeware audio encoding program
For any Sound Buffs out there:
You have a free downloadable version of Pro Tools for windows 9x which is limited to 8 Tracks
Freeverb 1.52, an excellent VST reverb plugin
RGC High Frequency Stimulator (A Software Aural Exciter)
On other subject, EagleLander3D lets you do the Apollo 11 landing from P66 for free... If you want to do more missions, it costs you less than a tank of gas...