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

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

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