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

c9.ASX	Advanced Stream Redirector
c9.DTS	Digital Theater Systems Audio File
c9.GXF	General eXchange Format
c9.M2V	MPEG-2 Video
c9.M3U	MP3 Uniform Resource Locator
c9.M4V	MPEG-4 Video File
c9.MPEG1	MPEG-1 Video
c9.MPEG2	MPEG-2 Video
c9.MTS	AVCHD Video File
c9.MXF	Material eXchange Format
c9.OGM	Ogg Multimedia Container File
c9.PLS	Playlist
c9.BUP	DVD Information File
c9.A52	Dolby Digital AC-3 Compressed Audio File
c9.AAC	Advanced Audio Coding Compressed Audio File
c9.B4S	Winamp 3+ Playlist
c9.CUE	Cue Sheet
c9.DIVX	DivX Movie
c9.DV	Digital Video
c9.FLV	Flash Video
c9.M1V	MPEG-1 Video
c9.M2TS	MPEG-2 Transport Stream Videos
c9.MKV	Matroska Video Stream
c9.MOV	Apple QuickTime Movie
c9.MPEG4	MPEG-4 Video
c9.OMA	OpenMG Audio File
c9.SPX	Ogg Speex Audio File
c9.TS	DVD Video
c9.VLC	VLC Media Player Data
c9.VOB	DVD Video Object
c9.XSPF	XML Shareable Playlist Format
c9.DAT	VCD Video
c9.BIN	Binary DVD Video
c9.IFO	DVD Information File
c9.PART	Partially Downloaded File
c9.3G2	3G Mobile Phone Video
c9.AVI	Audio Video Interleave
c9.MPEG	MPEG Video
c9.MPG	MPEG Video
c9.FLAC	Free Lossless Audio Codec Compressed Audio FIle
c9.M4A	MPEG-4 Audio File
c9.MP1	MPEG-1 Audio Layer I
c9.OGG	Ogg Multimedia Container File
c9.WAV	Waveform Audio
c9.XM	Extended Module Audio File
c9.3GP	3G Mobile Phone Video
c9.SRT	DVD Subtitles File
c9.WMV	Windows Media Video
c9.AC3	Dolby Digital AC-3 Compressed Audio File
c9.ASF	Advanced Systems Format Video
c9.MOD	MOD Audio File
c9.MP2	MPEG-1 Audio Layer II
c9.MP3	MPEG-1 Audio Layer 3
c9.MP4	MPEG-4 Part 14 Multimedia Container
c9.WMA	Windows Media Audio File
c9.MKA	Matroska Audio Stream
c9.M4P	Protected AAC File

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