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

55.ASX	Advanced Stream Redirector
55.DTS	Digital Theater Systems Audio File
55.GXF	General eXchange Format
55.M2V	MPEG-2 Video
55.M3U	MP3 Uniform Resource Locator
55.M4V	MPEG-4 Video File
55.MPEG1	MPEG-1 Video
55.MPEG2	MPEG-2 Video
55.MTS	AVCHD Video File
55.MXF	Material eXchange Format
55.OGM	Ogg Multimedia Container File
55.PLS	Playlist
55.BUP	DVD Information File
55.A52	Dolby Digital AC-3 Compressed Audio File
55.AAC	Advanced Audio Coding Compressed Audio File
55.B4S	Winamp 3+ Playlist
55.CUE	Cue Sheet
55.DIVX	DivX Movie
55.DV	Digital Video
55.FLV	Flash Video
55.M1V	MPEG-1 Video
55.M2TS	MPEG-2 Transport Stream Videos
55.MKV	Matroska Video Stream
55.MOV	Apple QuickTime Movie
55.MPEG4	MPEG-4 Video
55.OMA	OpenMG Audio File
55.SPX	Ogg Speex Audio File
55.TS	DVD Video
55.VLC	VLC Media Player Data
55.VOB	DVD Video Object
55.XSPF	XML Shareable Playlist Format
55.DAT	VCD Video
55.BIN	Binary DVD Video
55.IFO	DVD Information File
55.PART	Partially Downloaded File
55.3G2	3G Mobile Phone Video
55.AVI	Audio Video Interleave
55.MPEG	MPEG Video
55.MPG	MPEG Video
55.FLAC	Free Lossless Audio Codec Compressed Audio FIle
55.M4A	MPEG-4 Audio File
55.MP1	MPEG-1 Audio Layer I
55.OGG	Ogg Multimedia Container File
55.WAV	Waveform Audio
55.XM	Extended Module Audio File
55.3GP	3G Mobile Phone Video
55.SRT	DVD Subtitles File
55.WMV	Windows Media Video
55.AC3	Dolby Digital AC-3 Compressed Audio File
55.ASF	Advanced Systems Format Video
55.MOD	MOD Audio File
55.MP2	MPEG-1 Audio Layer II
55.MP3	MPEG-1 Audio Layer 3
55.MP4	MPEG-4 Part 14 Multimedia Container
55.WMA	Windows Media Audio File
55.MKA	Matroska Audio Stream
55.M4P	Protected AAC File

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