Winamp is a fast, flexible, high-fidelity music player for Windows 95/98/NT. Winamp supports MP3, MP2, WAV and other audio formats, custom interfaces called skins and audio visualization and audio effect plug-ins. New users may want to check out the Winamp player overview or documentation pages. 
New in v2.10: 


New preferences system 
New install screen stuff (with easier configuration) 
Improved CDDA plug-in, with auto-play 
Improved MPEG audio decoding (blip reduction, ID3v1 URL, Shoutcast URL, Shoutcast 1.1 title streaming) 
Improved MOD/XM/IT rendering (64 bit mixing, sample declicking, less loader bugs, etc) 
Totally new output driver (faster and more compatible) 
Language package support 
Windows font support w/ International characterset capability (optional) 
Better filetype registration (with options to register on start, etc) 
Desktop Icon and Quicklaunch adding 
Customizable DSP/Vis plug-in directories. 
Playlist editor has more intuitive moving 
Winamp Browser (for context-sensitive content) 
A TON of bugfixes (if you've been getting GDI errors this should fix) 
We added Winamp as a 3D utility as it supports 3Dfx plugins.