Found via Reddit: The end of an era - Winamp will shut down a month from now.
Winamp.com and associated web services will no longer be available past December 20, 2013. Additionally, Winamp Media players will no longer be available for download. Please download the latest version before that date. See release notes for latest improvements to this last release.
Thanks for supporting the Winamp community for over 15 years.
Shame, I used Winamp for ages back in the early 2000s. R.I.P.