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

d1.ASX	Advanced Stream Redirector
d1.DTS	Digital Theater Systems Audio File
d1.GXF	General eXchange Format
d1.M2V	MPEG-2 Video
d1.M3U	MP3 Uniform Resource Locator
d1.M4V	MPEG-4 Video File
d1.MPEG1	MPEG-1 Video
d1.MPEG2	MPEG-2 Video
d1.MTS	AVCHD Video File
d1.MXF	Material eXchange Format
d1.OGM	Ogg Multimedia Container File
d1.PLS	Playlist
d1.BUP	DVD Information File
d1.A52	Dolby Digital AC-3 Compressed Audio File
d1.AAC	Advanced Audio Coding Compressed Audio File
d1.B4S	Winamp 3+ Playlist
d1.CUE	Cue Sheet
d1.DIVX	DivX Movie
d1.DV	Digital Video
d1.FLV	Flash Video
d1.M1V	MPEG-1 Video
d1.M2TS	MPEG-2 Transport Stream Videos
d1.MKV	Matroska Video Stream
d1.MOV	Apple QuickTime Movie
d1.MPEG4	MPEG-4 Video
d1.OMA	OpenMG Audio File
d1.SPX	Ogg Speex Audio File
d1.TS	DVD Video
d1.VLC	VLC Media Player Data
d1.VOB	DVD Video Object
d1.XSPF	XML Shareable Playlist Format
d1.DAT	VCD Video
d1.BIN	Binary DVD Video
d1.IFO	DVD Information File
d1.PART	Partially Downloaded File
d1.3G2	3G Mobile Phone Video
d1.AVI	Audio Video Interleave
d1.MPEG	MPEG Video
d1.MPG	MPEG Video
d1.FLAC	Free Lossless Audio Codec Compressed Audio FIle
d1.M4A	MPEG-4 Audio File
d1.MP1	MPEG-1 Audio Layer I
d1.OGG	Ogg Multimedia Container File
d1.WAV	Waveform Audio
d1.XM	Extended Module Audio File
d1.3GP	3G Mobile Phone Video
d1.SRT	DVD Subtitles File
d1.WMV	Windows Media Video
d1.AC3	Dolby Digital AC-3 Compressed Audio File
d1.ASF	Advanced Systems Format Video
d1.MOD	MOD Audio File
d1.MP2	MPEG-1 Audio Layer II
d1.MP3	MPEG-1 Audio Layer 3
d1.MP4	MPEG-4 Part 14 Multimedia Container
d1.WMA	Windows Media Audio File
d1.MKA	Matroska Audio Stream
d1.M4P	Protected AAC File

ad1   bd1   cd1   dd1   ed1   fd1   gd1   hd1   id1   jd1   kd1   ld1   md1   nd1   od1   pd1   qd1   rd1   sd1   td1   ud1   vd1   wd1   xd1   yd1   zd1   0d1   1d1   2d1   3d1   4d1   5d1   6d1   7d1   8d1   9d1