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

p4.ASX	Advanced Stream Redirector
p4.DTS	Digital Theater Systems Audio File
p4.GXF	General eXchange Format
p4.M2V	MPEG-2 Video
p4.M3U	MP3 Uniform Resource Locator
p4.M4V	MPEG-4 Video File
p4.MPEG1	MPEG-1 Video
p4.MPEG2	MPEG-2 Video
p4.MTS	AVCHD Video File
p4.MXF	Material eXchange Format
p4.OGM	Ogg Multimedia Container File
p4.PLS	Playlist
p4.BUP	DVD Information File
p4.A52	Dolby Digital AC-3 Compressed Audio File
p4.AAC	Advanced Audio Coding Compressed Audio File
p4.B4S	Winamp 3+ Playlist
p4.CUE	Cue Sheet
p4.DIVX	DivX Movie
p4.DV	Digital Video
p4.FLV	Flash Video
p4.M1V	MPEG-1 Video
p4.M2TS	MPEG-2 Transport Stream Videos
p4.MKV	Matroska Video Stream
p4.MOV	Apple QuickTime Movie
p4.MPEG4	MPEG-4 Video
p4.OMA	OpenMG Audio File
p4.SPX	Ogg Speex Audio File
p4.TS	DVD Video
p4.VLC	VLC Media Player Data
p4.VOB	DVD Video Object
p4.XSPF	XML Shareable Playlist Format
p4.DAT	VCD Video
p4.BIN	Binary DVD Video
p4.IFO	DVD Information File
p4.PART	Partially Downloaded File
p4.3G2	3G Mobile Phone Video
p4.AVI	Audio Video Interleave
p4.MPEG	MPEG Video
p4.MPG	MPEG Video
p4.FLAC	Free Lossless Audio Codec Compressed Audio FIle
p4.M4A	MPEG-4 Audio File
p4.MP1	MPEG-1 Audio Layer I
p4.OGG	Ogg Multimedia Container File
p4.WAV	Waveform Audio
p4.XM	Extended Module Audio File
p4.3GP	3G Mobile Phone Video
p4.SRT	DVD Subtitles File
p4.WMV	Windows Media Video
p4.AC3	Dolby Digital AC-3 Compressed Audio File
p4.ASF	Advanced Systems Format Video
p4.MOD	MOD Audio File
p4.MP2	MPEG-1 Audio Layer II
p4.MP3	MPEG-1 Audio Layer 3
p4.MP4	MPEG-4 Part 14 Multimedia Container
p4.WMA	Windows Media Audio File
p4.MKA	Matroska Audio Stream
p4.M4P	Protected AAC File

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