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

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

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