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

554.ASX	Advanced Stream Redirector
554.DTS	Digital Theater Systems Audio File
554.GXF	General eXchange Format
554.M2V	MPEG-2 Video
554.M3U	MP3 Uniform Resource Locator
554.M4V	MPEG-4 Video File
554.MPEG1	MPEG-1 Video
554.MPEG2	MPEG-2 Video
554.MTS	AVCHD Video File
554.MXF	Material eXchange Format
554.OGM	Ogg Multimedia Container File
554.PLS	Playlist
554.BUP	DVD Information File
554.A52	Dolby Digital AC-3 Compressed Audio File
554.AAC	Advanced Audio Coding Compressed Audio File
554.B4S	Winamp 3+ Playlist
554.CUE	Cue Sheet
554.DIVX	DivX Movie
554.DV	Digital Video
554.FLV	Flash Video
554.M1V	MPEG-1 Video
554.M2TS	MPEG-2 Transport Stream Videos
554.MKV	Matroska Video Stream
554.MOV	Apple QuickTime Movie
554.MPEG4	MPEG-4 Video
554.OMA	OpenMG Audio File
554.SPX	Ogg Speex Audio File
554.TS	DVD Video
554.VLC	VLC Media Player Data
554.VOB	DVD Video Object
554.XSPF	XML Shareable Playlist Format
554.DAT	VCD Video
554.BIN	Binary DVD Video
554.IFO	DVD Information File
554.PART	Partially Downloaded File
554.3G2	3G Mobile Phone Video
554.AVI	Audio Video Interleave
554.MPEG	MPEG Video
554.MPG	MPEG Video
554.FLAC	Free Lossless Audio Codec Compressed Audio FIle
554.M4A	MPEG-4 Audio File
554.MP1	MPEG-1 Audio Layer I
554.OGG	Ogg Multimedia Container File
554.WAV	Waveform Audio
554.XM	Extended Module Audio File
554.3GP	3G Mobile Phone Video
554.SRT	DVD Subtitles File
554.WMV	Windows Media Video
554.AC3	Dolby Digital AC-3 Compressed Audio File
554.ASF	Advanced Systems Format Video
554.MOD	MOD Audio File
554.MP2	MPEG-1 Audio Layer II
554.MP3	MPEG-1 Audio Layer 3
554.MP4	MPEG-4 Part 14 Multimedia Container
554.WMA	Windows Media Audio File
554.MKA	Matroska Audio Stream
554.M4P	Protected AAC File

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