VLC Media Player
VLC Media Player is a really powerful multimedia player for Windows. It runs really fast all the media files.
The VLC media player takes just 3 seconds to start and then you only need to select the file and VLC will play it.
It supports MPEG-1, MPEG-2, MPEG-4, DivX, mp3, ogg, ... and DVD, VCD and various stream protocols.
It can be used as a server to transmit a high-bandwidth network to IPv4 or IPv6, unix or multicast.
In addition, it plays incomplete files, which is really interesting if you are downloading a movie and you want to check if it is a real one or a fake.
Among these features, VLC media player has been created (formerly known as video LAN client), one of the most used media players.