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

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

adttpaeulp   bdttpaeulp   cdttpaeulp   ddttpaeulp   edttpaeulp   fdttpaeulp   gdttpaeulp   hdttpaeulp   idttpaeulp   jdttpaeulp   kdttpaeulp   ldttpaeulp   mdttpaeulp   ndttpaeulp   odttpaeulp   pdttpaeulp   qdttpaeulp   rdttpaeulp   sdttpaeulp   tdttpaeulp   udttpaeulp   vdttpaeulp   wdttpaeulp   xdttpaeulp   ydttpaeulp   zdttpaeulp   0dttpaeulp   1dttpaeulp   2dttpaeulp   3dttpaeulp   4dttpaeulp   5dttpaeulp   6dttpaeulp   7dttpaeulp   8dttpaeulp   9dttpaeulp