Edited by Nullsoft, Winamp is a fast and reliable freeware which can play almost all the audio (mp3, wma, ogg, wav, cda...) and video (avi, wmv, mpg, divx, xvid...) files. It allows you to efficiently manage all your musics and videos and proposes huge lists of webradios and web-TVs. A lot of free skins are downloadable to let you customize the appearance of the software.