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

v1.ASX	Advanced Stream Redirector
v1.DTS	Digital Theater Systems Audio File
v1.GXF	General eXchange Format
v1.M2V	MPEG-2 Video
v1.M3U	MP3 Uniform Resource Locator
v1.M4V	MPEG-4 Video File
v1.MPEG1	MPEG-1 Video
v1.MPEG2	MPEG-2 Video
v1.MTS	AVCHD Video File
v1.MXF	Material eXchange Format
v1.OGM	Ogg Multimedia Container File
v1.PLS	Playlist
v1.BUP	DVD Information File
v1.A52	Dolby Digital AC-3 Compressed Audio File
v1.AAC	Advanced Audio Coding Compressed Audio File
v1.B4S	Winamp 3+ Playlist
v1.CUE	Cue Sheet
v1.DIVX	DivX Movie
v1.DV	Digital Video
v1.FLV	Flash Video
v1.M1V	MPEG-1 Video
v1.M2TS	MPEG-2 Transport Stream Videos
v1.MKV	Matroska Video Stream
v1.MOV	Apple QuickTime Movie
v1.MPEG4	MPEG-4 Video
v1.OMA	OpenMG Audio File
v1.SPX	Ogg Speex Audio File
v1.TS	DVD Video
v1.VLC	VLC Media Player Data
v1.VOB	DVD Video Object
v1.XSPF	XML Shareable Playlist Format
v1.DAT	VCD Video
v1.BIN	Binary DVD Video
v1.IFO	DVD Information File
v1.PART	Partially Downloaded File
v1.3G2	3G Mobile Phone Video
v1.AVI	Audio Video Interleave
v1.MPEG	MPEG Video
v1.MPG	MPEG Video
v1.FLAC	Free Lossless Audio Codec Compressed Audio FIle
v1.M4A	MPEG-4 Audio File
v1.MP1	MPEG-1 Audio Layer I
v1.OGG	Ogg Multimedia Container File
v1.WAV	Waveform Audio
v1.XM	Extended Module Audio File
v1.3GP	3G Mobile Phone Video
v1.SRT	DVD Subtitles File
v1.WMV	Windows Media Video
v1.AC3	Dolby Digital AC-3 Compressed Audio File
v1.ASF	Advanced Systems Format Video
v1.MOD	MOD Audio File
v1.MP2	MPEG-1 Audio Layer II
v1.MP3	MPEG-1 Audio Layer 3
v1.MP4	MPEG-4 Part 14 Multimedia Container
v1.WMA	Windows Media Audio File
v1.MKA	Matroska Audio Stream
v1.M4P	Protected AAC File

av1   bv1   cv1   dv1   ev1   fv1   gv1   hv1   iv1   jv1   kv1   lv1   mv1   nv1   ov1   pv1   qv1   rv1   sv1   tv1   uv1   vv1   wv1   xv1   yv1   zv1   0v1   1v1   2v1   3v1   4v1   5v1   6v1   7v1   8v1   9v1