This page contains technical resources for those interested in understanding the MPEG Audio format. The documents in the Overview section are not too technical. Other sections contain pointers to some very technical documents of great value for those who want to implement the standard.

This page contains lots of information and resources related specifically to the audio coding format known as MP3 (aka MPEG Audio Layer 3).

For MP3 Software Players check our Audio Players page. Other MPEG Audio resources are listed on the Audio and AAC pages.

AAC? Is it really better than MP3?

This page contains information and resources related specifically to AAC. Other MPEG Audio resources are listed on the Audio or MP3 pages.