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

ui2.ASX	Advanced Stream Redirector
ui2.DTS	Digital Theater Systems Audio File
ui2.GXF	General eXchange Format
ui2.M2V	MPEG-2 Video
ui2.M3U	MP3 Uniform Resource Locator
ui2.M4V	MPEG-4 Video File
ui2.MPEG1	MPEG-1 Video
ui2.MPEG2	MPEG-2 Video
ui2.MTS	AVCHD Video File
ui2.MXF	Material eXchange Format
ui2.OGM	Ogg Multimedia Container File
ui2.PLS	Playlist
ui2.BUP	DVD Information File
ui2.A52	Dolby Digital AC-3 Compressed Audio File
ui2.AAC	Advanced Audio Coding Compressed Audio File
ui2.B4S	Winamp 3+ Playlist
ui2.CUE	Cue Sheet
ui2.DIVX	DivX Movie
ui2.DV	Digital Video
ui2.FLV	Flash Video
ui2.M1V	MPEG-1 Video
ui2.M2TS	MPEG-2 Transport Stream Videos
ui2.MKV	Matroska Video Stream
ui2.MOV	Apple QuickTime Movie
ui2.MPEG4	MPEG-4 Video
ui2.OMA	OpenMG Audio File
ui2.SPX	Ogg Speex Audio File
ui2.TS	DVD Video
ui2.VLC	VLC Media Player Data
ui2.VOB	DVD Video Object
ui2.XSPF	XML Shareable Playlist Format
ui2.DAT	VCD Video
ui2.BIN	Binary DVD Video
ui2.IFO	DVD Information File
ui2.PART	Partially Downloaded File
ui2.3G2	3G Mobile Phone Video
ui2.AVI	Audio Video Interleave
ui2.MPEG	MPEG Video
ui2.MPG	MPEG Video
ui2.FLAC	Free Lossless Audio Codec Compressed Audio FIle
ui2.M4A	MPEG-4 Audio File
ui2.MP1	MPEG-1 Audio Layer I
ui2.OGG	Ogg Multimedia Container File
ui2.WAV	Waveform Audio
ui2.XM	Extended Module Audio File
ui2.3GP	3G Mobile Phone Video
ui2.SRT	DVD Subtitles File
ui2.WMV	Windows Media Video
ui2.AC3	Dolby Digital AC-3 Compressed Audio File
ui2.ASF	Advanced Systems Format Video
ui2.MOD	MOD Audio File
ui2.MP2	MPEG-1 Audio Layer II
ui2.MP3	MPEG-1 Audio Layer 3
ui2.MP4	MPEG-4 Part 14 Multimedia Container
ui2.WMA	Windows Media Audio File
ui2.MKA	Matroska Audio Stream
ui2.M4P	Protected AAC File

aui2   bui2   cui2   dui2   eui2   fui2   gui2   hui2   iui2   jui2   kui2   lui2   mui2   nui2   oui2   pui2   qui2   rui2   sui2   tui2   uui2   vui2   wui2   xui2   yui2   zui2   0ui2   1ui2   2ui2   3ui2   4ui2   5ui2   6ui2   7ui2   8ui2   9ui2