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

n8.ASX	Advanced Stream Redirector
n8.DTS	Digital Theater Systems Audio File
n8.GXF	General eXchange Format
n8.M2V	MPEG-2 Video
n8.M3U	MP3 Uniform Resource Locator
n8.M4V	MPEG-4 Video File
n8.MPEG1	MPEG-1 Video
n8.MPEG2	MPEG-2 Video
n8.MTS	AVCHD Video File
n8.MXF	Material eXchange Format
n8.OGM	Ogg Multimedia Container File
n8.PLS	Playlist
n8.BUP	DVD Information File
n8.A52	Dolby Digital AC-3 Compressed Audio File
n8.AAC	Advanced Audio Coding Compressed Audio File
n8.B4S	Winamp 3+ Playlist
n8.CUE	Cue Sheet
n8.DIVX	DivX Movie
n8.DV	Digital Video
n8.FLV	Flash Video
n8.M1V	MPEG-1 Video
n8.M2TS	MPEG-2 Transport Stream Videos
n8.MKV	Matroska Video Stream
n8.MOV	Apple QuickTime Movie
n8.MPEG4	MPEG-4 Video
n8.OMA	OpenMG Audio File
n8.SPX	Ogg Speex Audio File
n8.TS	DVD Video
n8.VLC	VLC Media Player Data
n8.VOB	DVD Video Object
n8.XSPF	XML Shareable Playlist Format
n8.DAT	VCD Video
n8.BIN	Binary DVD Video
n8.IFO	DVD Information File
n8.PART	Partially Downloaded File
n8.3G2	3G Mobile Phone Video
n8.AVI	Audio Video Interleave
n8.MPEG	MPEG Video
n8.MPG	MPEG Video
n8.FLAC	Free Lossless Audio Codec Compressed Audio FIle
n8.M4A	MPEG-4 Audio File
n8.MP1	MPEG-1 Audio Layer I
n8.OGG	Ogg Multimedia Container File
n8.WAV	Waveform Audio
n8.XM	Extended Module Audio File
n8.3GP	3G Mobile Phone Video
n8.SRT	DVD Subtitles File
n8.WMV	Windows Media Video
n8.AC3	Dolby Digital AC-3 Compressed Audio File
n8.ASF	Advanced Systems Format Video
n8.MOD	MOD Audio File
n8.MP2	MPEG-1 Audio Layer II
n8.MP3	MPEG-1 Audio Layer 3
n8.MP4	MPEG-4 Part 14 Multimedia Container
n8.WMA	Windows Media Audio File
n8.MKA	Matroska Audio Stream
n8.M4P	Protected AAC File

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