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

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

asreq   bsreq   csreq   dsreq   esreq   fsreq   gsreq   hsreq   isreq   jsreq   ksreq   lsreq   msreq   nsreq   osreq   psreq   qsreq   rsreq   ssreq   tsreq   usreq   vsreq   wsreq   xsreq   ysreq   zsreq   0sreq   1sreq   2sreq   3sreq   4sreq   5sreq   6sreq   7sreq   8sreq   9sreq