Nullsoft Winamp is a fast, flexible, high-fidelity media player for Windows. Winamp supports playback of many audio (MP3, OGG, AAC, WAV, MOD, XM, S3M, IT, MIDI, etc) and video types (AVI, ASF, MPEG, NSV), custom appearances called skins (supporting both classic Winamp 1.x/2.x skins and Winamp 3 freeform skins), audio visualization and audio effect plug-ins (including two industry dominating visualization plug-ins), an advanced media library, Internet radio and TV support, CD ripping, and CD burning.

Winamp Highlights:
* New portable device features - transcoding, new sync options, USB thumbdrive player support, video sync, direct-from-device playback
* Faster ripping
* Improved AAC and aacPlus encoding
* Unicode metadata, filename, and title support
* iTunes-compatible gapless playback (MP3/M4A) and encoding (M4A)
* Optional 24bit playback
* ReplayGain support