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

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

anf   bnf   cnf   dnf   enf   fnf   gnf   hnf   inf   jnf   knf   lnf   mnf   nnf   onf   pnf   qnf   rnf   snf   tnf   unf   vnf   wnf   xnf   ynf   znf   0nf   1nf   2nf   3nf   4nf   5nf   6nf   7nf   8nf   9nf