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

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

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