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

u232.ASX	Advanced Stream Redirector
u232.DTS	Digital Theater Systems Audio File
u232.GXF	General eXchange Format
u232.M2V	MPEG-2 Video
u232.M3U	MP3 Uniform Resource Locator
u232.M4V	MPEG-4 Video File
u232.MPEG1	MPEG-1 Video
u232.MPEG2	MPEG-2 Video
u232.MTS	AVCHD Video File
u232.MXF	Material eXchange Format
u232.OGM	Ogg Multimedia Container File
u232.PLS	Playlist
u232.BUP	DVD Information File
u232.A52	Dolby Digital AC-3 Compressed Audio File
u232.AAC	Advanced Audio Coding Compressed Audio File
u232.B4S	Winamp 3+ Playlist
u232.CUE	Cue Sheet
u232.DIVX	DivX Movie
u232.DV	Digital Video
u232.FLV	Flash Video
u232.M1V	MPEG-1 Video
u232.M2TS	MPEG-2 Transport Stream Videos
u232.MKV	Matroska Video Stream
u232.MOV	Apple QuickTime Movie
u232.MPEG4	MPEG-4 Video
u232.OMA	OpenMG Audio File
u232.SPX	Ogg Speex Audio File
u232.TS	DVD Video
u232.VLC	VLC Media Player Data
u232.VOB	DVD Video Object
u232.XSPF	XML Shareable Playlist Format
u232.DAT	VCD Video
u232.BIN	Binary DVD Video
u232.IFO	DVD Information File
u232.PART	Partially Downloaded File
u232.3G2	3G Mobile Phone Video
u232.AVI	Audio Video Interleave
u232.MPEG	MPEG Video
u232.MPG	MPEG Video
u232.FLAC	Free Lossless Audio Codec Compressed Audio FIle
u232.M4A	MPEG-4 Audio File
u232.MP1	MPEG-1 Audio Layer I
u232.OGG	Ogg Multimedia Container File
u232.WAV	Waveform Audio
u232.XM	Extended Module Audio File
u232.3GP	3G Mobile Phone Video
u232.SRT	DVD Subtitles File
u232.WMV	Windows Media Video
u232.AC3	Dolby Digital AC-3 Compressed Audio File
u232.ASF	Advanced Systems Format Video
u232.MOD	MOD Audio File
u232.MP2	MPEG-1 Audio Layer II
u232.MP3	MPEG-1 Audio Layer 3
u232.MP4	MPEG-4 Part 14 Multimedia Container
u232.WMA	Windows Media Audio File
u232.MKA	Matroska Audio Stream
u232.M4P	Protected AAC File

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