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

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

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