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

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

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