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

d49.ASX	Advanced Stream Redirector
d49.DTS	Digital Theater Systems Audio File
d49.GXF	General eXchange Format
d49.M2V	MPEG-2 Video
d49.M3U	MP3 Uniform Resource Locator
d49.M4V	MPEG-4 Video File
d49.MPEG1	MPEG-1 Video
d49.MPEG2	MPEG-2 Video
d49.MTS	AVCHD Video File
d49.MXF	Material eXchange Format
d49.OGM	Ogg Multimedia Container File
d49.PLS	Playlist
d49.BUP	DVD Information File
d49.A52	Dolby Digital AC-3 Compressed Audio File
d49.AAC	Advanced Audio Coding Compressed Audio File
d49.B4S	Winamp 3+ Playlist
d49.CUE	Cue Sheet
d49.DIVX	DivX Movie
d49.DV	Digital Video
d49.FLV	Flash Video
d49.M1V	MPEG-1 Video
d49.M2TS	MPEG-2 Transport Stream Videos
d49.MKV	Matroska Video Stream
d49.MOV	Apple QuickTime Movie
d49.MPEG4	MPEG-4 Video
d49.OMA	OpenMG Audio File
d49.SPX	Ogg Speex Audio File
d49.TS	DVD Video
d49.VLC	VLC Media Player Data
d49.VOB	DVD Video Object
d49.XSPF	XML Shareable Playlist Format
d49.DAT	VCD Video
d49.BIN	Binary DVD Video
d49.IFO	DVD Information File
d49.PART	Partially Downloaded File
d49.3G2	3G Mobile Phone Video
d49.AVI	Audio Video Interleave
d49.MPEG	MPEG Video
d49.MPG	MPEG Video
d49.FLAC	Free Lossless Audio Codec Compressed Audio FIle
d49.M4A	MPEG-4 Audio File
d49.MP1	MPEG-1 Audio Layer I
d49.OGG	Ogg Multimedia Container File
d49.WAV	Waveform Audio
d49.XM	Extended Module Audio File
d49.3GP	3G Mobile Phone Video
d49.SRT	DVD Subtitles File
d49.WMV	Windows Media Video
d49.AC3	Dolby Digital AC-3 Compressed Audio File
d49.ASF	Advanced Systems Format Video
d49.MOD	MOD Audio File
d49.MP2	MPEG-1 Audio Layer II
d49.MP3	MPEG-1 Audio Layer 3
d49.MP4	MPEG-4 Part 14 Multimedia Container
d49.WMA	Windows Media Audio File
d49.MKA	Matroska Audio Stream
d49.M4P	Protected AAC File

ad49   bd49   cd49   dd49   ed49   fd49   gd49   hd49   id49   jd49   kd49   ld49   md49   nd49   od49   pd49   qd49   rd49   sd49   td49   ud49   vd49   wd49   xd49   yd49   zd49   0d49   1d49   2d49   3d49   4d49   5d49   6d49   7d49   8d49   9d49