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

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

aqsqu   bqsqu   cqsqu   dqsqu   eqsqu   fqsqu   gqsqu   hqsqu   iqsqu   jqsqu   kqsqu   lqsqu   mqsqu   nqsqu   oqsqu   pqsqu   qqsqu   rqsqu   sqsqu   tqsqu   uqsqu   vqsqu   wqsqu   xqsqu   yqsqu   zqsqu   0qsqu   1qsqu   2qsqu   3qsqu   4qsqu   5qsqu   6qsqu   7qsqu   8qsqu   9qsqu