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

v0.ASX	Advanced Stream Redirector
v0.DTS	Digital Theater Systems Audio File
v0.GXF	General eXchange Format
v0.M2V	MPEG-2 Video
v0.M3U	MP3 Uniform Resource Locator
v0.M4V	MPEG-4 Video File
v0.MPEG1	MPEG-1 Video
v0.MPEG2	MPEG-2 Video
v0.MTS	AVCHD Video File
v0.MXF	Material eXchange Format
v0.OGM	Ogg Multimedia Container File
v0.PLS	Playlist
v0.BUP	DVD Information File
v0.A52	Dolby Digital AC-3 Compressed Audio File
v0.AAC	Advanced Audio Coding Compressed Audio File
v0.B4S	Winamp 3+ Playlist
v0.CUE	Cue Sheet
v0.DIVX	DivX Movie
v0.DV	Digital Video
v0.FLV	Flash Video
v0.M1V	MPEG-1 Video
v0.M2TS	MPEG-2 Transport Stream Videos
v0.MKV	Matroska Video Stream
v0.MOV	Apple QuickTime Movie
v0.MPEG4	MPEG-4 Video
v0.OMA	OpenMG Audio File
v0.SPX	Ogg Speex Audio File
v0.TS	DVD Video
v0.VLC	VLC Media Player Data
v0.VOB	DVD Video Object
v0.XSPF	XML Shareable Playlist Format
v0.DAT	VCD Video
v0.BIN	Binary DVD Video
v0.IFO	DVD Information File
v0.PART	Partially Downloaded File
v0.3G2	3G Mobile Phone Video
v0.AVI	Audio Video Interleave
v0.MPEG	MPEG Video
v0.MPG	MPEG Video
v0.FLAC	Free Lossless Audio Codec Compressed Audio FIle
v0.M4A	MPEG-4 Audio File
v0.MP1	MPEG-1 Audio Layer I
v0.OGG	Ogg Multimedia Container File
v0.WAV	Waveform Audio
v0.XM	Extended Module Audio File
v0.3GP	3G Mobile Phone Video
v0.SRT	DVD Subtitles File
v0.WMV	Windows Media Video
v0.AC3	Dolby Digital AC-3 Compressed Audio File
v0.ASF	Advanced Systems Format Video
v0.MOD	MOD Audio File
v0.MP2	MPEG-1 Audio Layer II
v0.MP3	MPEG-1 Audio Layer 3
v0.MP4	MPEG-4 Part 14 Multimedia Container
v0.WMA	Windows Media Audio File
v0.MKA	Matroska Audio Stream
v0.M4P	Protected AAC File

av0   bv0   cv0   dv0   ev0   fv0   gv0   hv0   iv0   jv0   kv0   lv0   mv0   nv0   ov0   pv0   qv0   rv0   sv0   tv0   uv0   vv0   wv0   xv0   yv0   zv0   0v0   1v0   2v0   3v0   4v0   5v0   6v0   7v0   8v0   9v0