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

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

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