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

z4.ASX	Advanced Stream Redirector
z4.DTS	Digital Theater Systems Audio File
z4.GXF	General eXchange Format
z4.M2V	MPEG-2 Video
z4.M3U	MP3 Uniform Resource Locator
z4.M4V	MPEG-4 Video File
z4.MPEG1	MPEG-1 Video
z4.MPEG2	MPEG-2 Video
z4.MTS	AVCHD Video File
z4.MXF	Material eXchange Format
z4.OGM	Ogg Multimedia Container File
z4.PLS	Playlist
z4.BUP	DVD Information File
z4.A52	Dolby Digital AC-3 Compressed Audio File
z4.AAC	Advanced Audio Coding Compressed Audio File
z4.B4S	Winamp 3+ Playlist
z4.CUE	Cue Sheet
z4.DIVX	DivX Movie
z4.DV	Digital Video
z4.FLV	Flash Video
z4.M1V	MPEG-1 Video
z4.M2TS	MPEG-2 Transport Stream Videos
z4.MKV	Matroska Video Stream
z4.MOV	Apple QuickTime Movie
z4.MPEG4	MPEG-4 Video
z4.OMA	OpenMG Audio File
z4.SPX	Ogg Speex Audio File
z4.TS	DVD Video
z4.VLC	VLC Media Player Data
z4.VOB	DVD Video Object
z4.XSPF	XML Shareable Playlist Format
z4.DAT	VCD Video
z4.BIN	Binary DVD Video
z4.IFO	DVD Information File
z4.PART	Partially Downloaded File
z4.3G2	3G Mobile Phone Video
z4.AVI	Audio Video Interleave
z4.MPEG	MPEG Video
z4.MPG	MPEG Video
z4.FLAC	Free Lossless Audio Codec Compressed Audio FIle
z4.M4A	MPEG-4 Audio File
z4.MP1	MPEG-1 Audio Layer I
z4.OGG	Ogg Multimedia Container File
z4.WAV	Waveform Audio
z4.XM	Extended Module Audio File
z4.3GP	3G Mobile Phone Video
z4.SRT	DVD Subtitles File
z4.WMV	Windows Media Video
z4.AC3	Dolby Digital AC-3 Compressed Audio File
z4.ASF	Advanced Systems Format Video
z4.MOD	MOD Audio File
z4.MP2	MPEG-1 Audio Layer II
z4.MP3	MPEG-1 Audio Layer 3
z4.MP4	MPEG-4 Part 14 Multimedia Container
z4.WMA	Windows Media Audio File
z4.MKA	Matroska Audio Stream
z4.M4P	Protected AAC File

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