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

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

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