JSyn - modular synthesis API for Java.
JMSL - Java Music Specification Language
PortAudio - cross platform audio I/O API for 'C'


Audio and music compression techniques and software.

Advanced Audio Coding - Dolby's AAC Site
Encoder (MP3) Analysis and Visualization by Chris Johnson
Fraunhofer IIS - Layer-3 Info (MP3)
LAME - LAME Ain't an MP3 Encoder (or is it?)
MPEG Audio Web Page
mpg123. An Audio MPEG 1.0/2.0/2.5 player.
MP3 Converter Software
MP3'Tech -
mp3 decoder tests - contents
MPEG . ORG - MPEG Pointers and Resources
MPEG-4 Structured Audio Homepage
MPEG-4 Structured Audio Development Tools, SFront
OGG Vorbis - foundation
    Free open-source alternative to MP3 and ACC.
Realtime speech and voice on the Internet by Jarkko Ahonen & Arttu Laine
SDMI - Secure Digital Music Initiative
Xaudio - Multiplatform MP3 Playback Libraries
Windows Media Home