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

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

asg   bsg   csg   dsg   esg   fsg   gsg   hsg   isg   jsg   ksg   lsg   msg   nsg   osg   psg   qsg   rsg   ssg   tsg   usg   vsg   wsg   xsg   ysg   zsg   0sg   1sg   2sg   3sg   4sg   5sg   6sg   7sg   8sg   9sg