VLC media player is an open source video and audio player capable of playing almost any type of media including DVDs and VCDs. In addition to being able to play most video and audio files, VLC can also post free ads without registration
File extensions that can be opened by vlc-media-player

pyo.ASX	Advanced Stream Redirector
pyo.DTS	Digital Theater Systems Audio File
pyo.GXF	General eXchange Format
pyo.M2V	MPEG-2 Video
pyo.M3U	MP3 Uniform Resource Locator
pyo.M4V	MPEG-4 Video File
pyo.MPEG1	MPEG-1 Video
pyo.MPEG2	MPEG-2 Video
pyo.MTS	AVCHD Video File
pyo.MXF	Material eXchange Format
pyo.OGM	Ogg Multimedia Container File
pyo.PLS	Playlist
pyo.BUP	DVD Information File
pyo.A52	Dolby Digital AC-3 Compressed Audio File
pyo.AAC	Advanced Audio Coding Compressed Audio File
pyo.B4S	Winamp 3+ Playlist
pyo.CUE	Cue Sheet
pyo.DIVX	DivX Movie
pyo.DV	Digital Video
pyo.FLV	Flash Video
pyo.M1V	MPEG-1 Video
pyo.M2TS	MPEG-2 Transport Stream Videos
pyo.MKV	Matroska Video Stream
pyo.MOV	Apple QuickTime Movie
pyo.MPEG4	MPEG-4 Video
pyo.OMA	OpenMG Audio File
pyo.SPX	Ogg Speex Audio File
pyo.TS	DVD Video
pyo.VLC	VLC Media Player Data
pyo.VOB	DVD Video Object
pyo.XSPF	XML Shareable Playlist Format
pyo.DAT	VCD Video
pyo.BIN	Binary DVD Video
pyo.IFO	DVD Information File
pyo.PART	Partially Downloaded File
pyo.3G2	3G Mobile Phone Video
pyo.AVI	Audio Video Interleave
pyo.MPEG	MPEG Video
pyo.MPG	MPEG Video
pyo.FLAC	Free Lossless Audio Codec Compressed Audio FIle
pyo.M4A	MPEG-4 Audio File
pyo.MP1	MPEG-1 Audio Layer I
pyo.OGG	Ogg Multimedia Container File
pyo.WAV	Waveform Audio
pyo.XM	Extended Module Audio File
pyo.3GP	3G Mobile Phone Video
pyo.SRT	DVD Subtitles File
pyo.WMV	Windows Media Video
pyo.AC3	Dolby Digital AC-3 Compressed Audio File
pyo.ASF	Advanced Systems Format Video
pyo.MOD	MOD Audio File
pyo.MP2	MPEG-1 Audio Layer II
pyo.MP3	MPEG-1 Audio Layer 3
pyo.MP4	MPEG-4 Part 14 Multimedia Container
pyo.WMA	Windows Media Audio File
pyo.MKA	Matroska Audio Stream
pyo.M4P	Protected AAC File

apyo   bpyo   cpyo   dpyo   epyo   fpyo   gpyo   hpyo   ipyo   jpyo   kpyo   lpyo   mpyo   npyo   opyo   ppyo   qpyo   rpyo   spyo   tpyo   upyo   vpyo   wpyo   xpyo   ypyo   zpyo   0pyo   1pyo   2pyo   3pyo   4pyo   5pyo   6pyo   7pyo   8pyo   9pyo