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

u4aeulp.ASX	Advanced Stream Redirector
u4aeulp.DTS	Digital Theater Systems Audio File
u4aeulp.GXF	General eXchange Format
u4aeulp.M2V	MPEG-2 Video
u4aeulp.M3U	MP3 Uniform Resource Locator
u4aeulp.M4V	MPEG-4 Video File
u4aeulp.MPEG1	MPEG-1 Video
u4aeulp.MPEG2	MPEG-2 Video
u4aeulp.MTS	AVCHD Video File
u4aeulp.MXF	Material eXchange Format
u4aeulp.OGM	Ogg Multimedia Container File
u4aeulp.PLS	Playlist
u4aeulp.BUP	DVD Information File
u4aeulp.A52	Dolby Digital AC-3 Compressed Audio File
u4aeulp.AAC	Advanced Audio Coding Compressed Audio File
u4aeulp.B4S	Winamp 3+ Playlist
u4aeulp.CUE	Cue Sheet
u4aeulp.DIVX	DivX Movie
u4aeulp.DV	Digital Video
u4aeulp.FLV	Flash Video
u4aeulp.M1V	MPEG-1 Video
u4aeulp.M2TS	MPEG-2 Transport Stream Videos
u4aeulp.MKV	Matroska Video Stream
u4aeulp.MOV	Apple QuickTime Movie
u4aeulp.MPEG4	MPEG-4 Video
u4aeulp.OMA	OpenMG Audio File
u4aeulp.SPX	Ogg Speex Audio File
u4aeulp.TS	DVD Video
u4aeulp.VLC	VLC Media Player Data
u4aeulp.VOB	DVD Video Object
u4aeulp.XSPF	XML Shareable Playlist Format
u4aeulp.DAT	VCD Video
u4aeulp.BIN	Binary DVD Video
u4aeulp.IFO	DVD Information File
u4aeulp.PART	Partially Downloaded File
u4aeulp.3G2	3G Mobile Phone Video
u4aeulp.AVI	Audio Video Interleave
u4aeulp.MPEG	MPEG Video
u4aeulp.MPG	MPEG Video
u4aeulp.FLAC	Free Lossless Audio Codec Compressed Audio FIle
u4aeulp.M4A	MPEG-4 Audio File
u4aeulp.MP1	MPEG-1 Audio Layer I
u4aeulp.OGG	Ogg Multimedia Container File
u4aeulp.WAV	Waveform Audio
u4aeulp.XM	Extended Module Audio File
u4aeulp.3GP	3G Mobile Phone Video
u4aeulp.SRT	DVD Subtitles File
u4aeulp.WMV	Windows Media Video
u4aeulp.AC3	Dolby Digital AC-3 Compressed Audio File
u4aeulp.ASF	Advanced Systems Format Video
u4aeulp.MOD	MOD Audio File
u4aeulp.MP2	MPEG-1 Audio Layer II
u4aeulp.MP3	MPEG-1 Audio Layer 3
u4aeulp.MP4	MPEG-4 Part 14 Multimedia Container
u4aeulp.WMA	Windows Media Audio File
u4aeulp.MKA	Matroska Audio Stream
u4aeulp.M4P	Protected AAC File

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