Wikipedia: Winamp - - Encyclopedia article about the player, including version history, features, and derivatives.
Winamp - - Official site for the windows music player capable of playing MP3s, MP2s, WAVs, VOCs and MIDI files. Provides free download, community skins and plug-ins, free on-demand audio, and games.
CNET News: AOL buys Spinner, Nullsoft for $400 million - - The online giant is the latest to get into the online music business, with acquisitions today of Net radio firm Spinner.com and music technology company Nullsoft (developers of Winamp). (June 1, 1999)