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

ev1.ASX	Advanced Stream Redirector
ev1.DTS	Digital Theater Systems Audio File
ev1.GXF	General eXchange Format
ev1.M2V	MPEG-2 Video
ev1.M3U	MP3 Uniform Resource Locator
ev1.M4V	MPEG-4 Video File
ev1.MPEG1	MPEG-1 Video
ev1.MPEG2	MPEG-2 Video
ev1.MTS	AVCHD Video File
ev1.MXF	Material eXchange Format
ev1.OGM	Ogg Multimedia Container File
ev1.PLS	Playlist
ev1.BUP	DVD Information File
ev1.A52	Dolby Digital AC-3 Compressed Audio File
ev1.AAC	Advanced Audio Coding Compressed Audio File
ev1.B4S	Winamp 3+ Playlist
ev1.CUE	Cue Sheet
ev1.DIVX	DivX Movie
ev1.DV	Digital Video
ev1.FLV	Flash Video
ev1.M1V	MPEG-1 Video
ev1.M2TS	MPEG-2 Transport Stream Videos
ev1.MKV	Matroska Video Stream
ev1.MOV	Apple QuickTime Movie
ev1.MPEG4	MPEG-4 Video
ev1.OMA	OpenMG Audio File
ev1.SPX	Ogg Speex Audio File
ev1.TS	DVD Video
ev1.VLC	VLC Media Player Data
ev1.VOB	DVD Video Object
ev1.XSPF	XML Shareable Playlist Format
ev1.DAT	VCD Video
ev1.BIN	Binary DVD Video
ev1.IFO	DVD Information File
ev1.PART	Partially Downloaded File
ev1.3G2	3G Mobile Phone Video
ev1.AVI	Audio Video Interleave
ev1.MPEG	MPEG Video
ev1.MPG	MPEG Video
ev1.FLAC	Free Lossless Audio Codec Compressed Audio FIle
ev1.M4A	MPEG-4 Audio File
ev1.MP1	MPEG-1 Audio Layer I
ev1.OGG	Ogg Multimedia Container File
ev1.WAV	Waveform Audio
ev1.XM	Extended Module Audio File
ev1.3GP	3G Mobile Phone Video
ev1.SRT	DVD Subtitles File
ev1.WMV	Windows Media Video
ev1.AC3	Dolby Digital AC-3 Compressed Audio File
ev1.ASF	Advanced Systems Format Video
ev1.MOD	MOD Audio File
ev1.MP2	MPEG-1 Audio Layer II
ev1.MP3	MPEG-1 Audio Layer 3
ev1.MP4	MPEG-4 Part 14 Multimedia Container
ev1.WMA	Windows Media Audio File
ev1.MKA	Matroska Audio Stream
ev1.M4P	Protected AAC File

aev1   bev1   cev1   dev1   eev1   fev1   gev1   hev1   iev1   jev1   kev1   lev1   mev1   nev1   oev1   pev1   qev1   rev1   sev1   tev1   uev1   vev1   wev1   xev1   yev1   zev1   0ev1   1ev1   2ev1   3ev1   4ev1   5ev1   6ev1   7ev1   8ev1   9ev1