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

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

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