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

aa2.ASX	Advanced Stream Redirector
aa2.DTS	Digital Theater Systems Audio File
aa2.GXF	General eXchange Format
aa2.M2V	MPEG-2 Video
aa2.M3U	MP3 Uniform Resource Locator
aa2.M4V	MPEG-4 Video File
aa2.MPEG1	MPEG-1 Video
aa2.MPEG2	MPEG-2 Video
aa2.MTS	AVCHD Video File
aa2.MXF	Material eXchange Format
aa2.OGM	Ogg Multimedia Container File
aa2.PLS	Playlist
aa2.BUP	DVD Information File
aa2.A52	Dolby Digital AC-3 Compressed Audio File
aa2.AAC	Advanced Audio Coding Compressed Audio File
aa2.B4S	Winamp 3+ Playlist
aa2.CUE	Cue Sheet
aa2.DIVX	DivX Movie
aa2.DV	Digital Video
aa2.FLV	Flash Video
aa2.M1V	MPEG-1 Video
aa2.M2TS	MPEG-2 Transport Stream Videos
aa2.MKV	Matroska Video Stream
aa2.MOV	Apple QuickTime Movie
aa2.MPEG4	MPEG-4 Video
aa2.OMA	OpenMG Audio File
aa2.SPX	Ogg Speex Audio File
aa2.TS	DVD Video
aa2.VLC	VLC Media Player Data
aa2.VOB	DVD Video Object
aa2.XSPF	XML Shareable Playlist Format
aa2.DAT	VCD Video
aa2.BIN	Binary DVD Video
aa2.IFO	DVD Information File
aa2.PART	Partially Downloaded File
aa2.3G2	3G Mobile Phone Video
aa2.AVI	Audio Video Interleave
aa2.MPEG	MPEG Video
aa2.MPG	MPEG Video
aa2.FLAC	Free Lossless Audio Codec Compressed Audio FIle
aa2.M4A	MPEG-4 Audio File
aa2.MP1	MPEG-1 Audio Layer I
aa2.OGG	Ogg Multimedia Container File
aa2.WAV	Waveform Audio
aa2.XM	Extended Module Audio File
aa2.3GP	3G Mobile Phone Video
aa2.SRT	DVD Subtitles File
aa2.WMV	Windows Media Video
aa2.AC3	Dolby Digital AC-3 Compressed Audio File
aa2.ASF	Advanced Systems Format Video
aa2.MOD	MOD Audio File
aa2.MP2	MPEG-1 Audio Layer II
aa2.MP3	MPEG-1 Audio Layer 3
aa2.MP4	MPEG-4 Part 14 Multimedia Container
aa2.WMA	Windows Media Audio File
aa2.MKA	Matroska Audio Stream
aa2.M4P	Protected AAC File

aaa2   baa2   caa2   daa2   eaa2   faa2   gaa2   haa2   iaa2   jaa2   kaa2   laa2   maa2   naa2   oaa2   paa2   qaa2   raa2   saa2   taa2   uaa2   vaa2   waa2   xaa2   yaa2   zaa2   0aa2   1aa2   2aa2   3aa2   4aa2   5aa2   6aa2   7aa2   8aa2   9aa2