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

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

avun   bvun   cvun   dvun   evun   fvun   gvun   hvun   ivun   jvun   kvun   lvun   mvun   nvun   ovun   pvun   qvun   rvun   svun   tvun   uvun   vvun   wvun   xvun   yvun   zvun   0vun   1vun   2vun   3vun   4vun   5vun   6vun   7vun   8vun   9vun