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

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

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