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

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

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