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

y3.ASX	Advanced Stream Redirector
y3.DTS	Digital Theater Systems Audio File
y3.GXF	General eXchange Format
y3.M2V	MPEG-2 Video
y3.M3U	MP3 Uniform Resource Locator
y3.M4V	MPEG-4 Video File
y3.MPEG1	MPEG-1 Video
y3.MPEG2	MPEG-2 Video
y3.MTS	AVCHD Video File
y3.MXF	Material eXchange Format
y3.OGM	Ogg Multimedia Container File
y3.PLS	Playlist
y3.BUP	DVD Information File
y3.A52	Dolby Digital AC-3 Compressed Audio File
y3.AAC	Advanced Audio Coding Compressed Audio File
y3.B4S	Winamp 3+ Playlist
y3.CUE	Cue Sheet
y3.DIVX	DivX Movie
y3.DV	Digital Video
y3.FLV	Flash Video
y3.M1V	MPEG-1 Video
y3.M2TS	MPEG-2 Transport Stream Videos
y3.MKV	Matroska Video Stream
y3.MOV	Apple QuickTime Movie
y3.MPEG4	MPEG-4 Video
y3.OMA	OpenMG Audio File
y3.SPX	Ogg Speex Audio File
y3.TS	DVD Video
y3.VLC	VLC Media Player Data
y3.VOB	DVD Video Object
y3.XSPF	XML Shareable Playlist Format
y3.DAT	VCD Video
y3.BIN	Binary DVD Video
y3.IFO	DVD Information File
y3.PART	Partially Downloaded File
y3.3G2	3G Mobile Phone Video
y3.AVI	Audio Video Interleave
y3.MPEG	MPEG Video
y3.MPG	MPEG Video
y3.FLAC	Free Lossless Audio Codec Compressed Audio FIle
y3.M4A	MPEG-4 Audio File
y3.MP1	MPEG-1 Audio Layer I
y3.OGG	Ogg Multimedia Container File
y3.WAV	Waveform Audio
y3.XM	Extended Module Audio File
y3.3GP	3G Mobile Phone Video
y3.SRT	DVD Subtitles File
y3.WMV	Windows Media Video
y3.AC3	Dolby Digital AC-3 Compressed Audio File
y3.ASF	Advanced Systems Format Video
y3.MOD	MOD Audio File
y3.MP2	MPEG-1 Audio Layer II
y3.MP3	MPEG-1 Audio Layer 3
y3.MP4	MPEG-4 Part 14 Multimedia Container
y3.WMA	Windows Media Audio File
y3.MKA	Matroska Audio Stream
y3.M4P	Protected AAC File

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