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

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

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