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

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

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