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

66.ASX	Advanced Stream Redirector
66.DTS	Digital Theater Systems Audio File
66.GXF	General eXchange Format
66.M2V	MPEG-2 Video
66.M3U	MP3 Uniform Resource Locator
66.M4V	MPEG-4 Video File
66.MPEG1	MPEG-1 Video
66.MPEG2	MPEG-2 Video
66.MTS	AVCHD Video File
66.MXF	Material eXchange Format
66.OGM	Ogg Multimedia Container File
66.PLS	Playlist
66.BUP	DVD Information File
66.A52	Dolby Digital AC-3 Compressed Audio File
66.AAC	Advanced Audio Coding Compressed Audio File
66.B4S	Winamp 3+ Playlist
66.CUE	Cue Sheet
66.DIVX	DivX Movie
66.DV	Digital Video
66.FLV	Flash Video
66.M1V	MPEG-1 Video
66.M2TS	MPEG-2 Transport Stream Videos
66.MKV	Matroska Video Stream
66.MOV	Apple QuickTime Movie
66.MPEG4	MPEG-4 Video
66.OMA	OpenMG Audio File
66.SPX	Ogg Speex Audio File
66.TS	DVD Video
66.VLC	VLC Media Player Data
66.VOB	DVD Video Object
66.XSPF	XML Shareable Playlist Format
66.DAT	VCD Video
66.BIN	Binary DVD Video
66.IFO	DVD Information File
66.PART	Partially Downloaded File
66.3G2	3G Mobile Phone Video
66.AVI	Audio Video Interleave
66.MPEG	MPEG Video
66.MPG	MPEG Video
66.FLAC	Free Lossless Audio Codec Compressed Audio FIle
66.M4A	MPEG-4 Audio File
66.MP1	MPEG-1 Audio Layer I
66.OGG	Ogg Multimedia Container File
66.WAV	Waveform Audio
66.XM	Extended Module Audio File
66.3GP	3G Mobile Phone Video
66.SRT	DVD Subtitles File
66.WMV	Windows Media Video
66.AC3	Dolby Digital AC-3 Compressed Audio File
66.ASF	Advanced Systems Format Video
66.MOD	MOD Audio File
66.MP2	MPEG-1 Audio Layer II
66.MP3	MPEG-1 Audio Layer 3
66.MP4	MPEG-4 Part 14 Multimedia Container
66.WMA	Windows Media Audio File
66.MKA	Matroska Audio Stream
66.M4P	Protected AAC File

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