With Filestar you get 1 different skills for working productively with Matroska Elementary Stream File (.mks) files.
About .Mks
Name
Matroska Elementary Stream File
Extension
.mks
Format
Binary
Category
Video
Developer
Matroska
Description
MKS files are multimedia container files used to store audio and video streams. It is similar to the MKV file format, but it only contains a single stream of data and does not include subtitles, chapter information, or menus. MKS files are used to store high-quality audio and video files.