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

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

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