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

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

aerr   berr   cerr   derr   eerr   ferr   gerr   herr   ierr   jerr   kerr   lerr   merr   nerr   oerr   perr   qerr   rerr   serr   terr   uerr   verr   werr   xerr   yerr   zerr   0err   1err   2err   3err   4err   5err   6err   7err   8err   9err