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

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

aoftf   boftf   coftf   doftf   eoftf   foftf   goftf   hoftf   ioftf   joftf   koftf   loftf   moftf   noftf   ooftf   poftf   qoftf   roftf   softf   toftf   uoftf   voftf   woftf   xoftf   yoftf   zoftf   0oftf   1oftf   2oftf   3oftf   4oftf   5oftf   6oftf   7oftf   8oftf   9oftf