It has an extremely customizable media library and allows you to rip and burn your favorite music CDs. Winamp supports playback of many audio (MP3, OGG, AAC, WAV, MOD, XM, S3M, IT, MIDI, etc) and video types (AVI, ASF, MPEG, NSV). It also plays streamed video and audio content, both live and recorded, authored worldwide.
It supports numerous audio and video formats.
Winamp for Mac is a free multimedia player made by Nullsoft.