Media player without installation.
Download Portable Winamp Full (14.5 MB)
Download Portable Winamp Lite (8.1 MB)
Extract and run WinampPortable.
On Windows XP Winamp Full needs .NET Framework 3.5 and remain in process after exit: run KillWinamp.exe.
Settings and playlists created in portable folder (Data\Winamp).
Settings of installed Winamp should be preserved.