Winamp is a free multimedia player made by Nullsoft. It supports numerous audio and video formats. It also plays streamed video and audio content, both live and recorded, authored worldwide. It has an extremely customizable media library, and allows you to rip and burn your favorite music CDs. Winamp has thousands of skins and plug-ins that allow you to change the look-and-feel of the player, as well as add new features. The player also has access to thousands of free songs, videos and online radio stations from SHOUTcast Radio and AOL Radio with XM.

What's new in Winamp 5.621

* Improved: [in_nsv] New API to allow video decoder to signal codec width & height
* Fixed: [enc_fhgaac] Default ADTS bitrate; Writing of gapless data
* Fixed: [enc_fhgaac] HE-AAC compatibility with iTunes
* Fixed: [in_midi] Various integer overflow issues (thanks: Luigi Auriemma)
* Fixed: [libsndfile] PAF integer heap-overflow bug (thanks: Hossein Lotfi/Secunia)
* Fixed: [ml_local] Illegal instruction crash on non-SSE machines
* Fixed: [ml_rg] Some files incorrectly returning 0 gain values
* Fixed: [nsvdec_vp3, nsvdec_vp5, vp6] Rescaling buffer overflow vulnerabilities
* Misc: More general tweaks, improvements, fixes and optimizations