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

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

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