MKVToolnix - MKVToolnix is a set of tools to create, alter and inspect Matroska files under Linux, other Unices...
MetaX for Windows - MetaX for Windows, port of https://alternativeto.
tsMuxeR - tsMuxeR update for 3D blu-ray (HD) DVD & Blu-ray authoring
MyMeta - MyMeta is a Windows 8 / Windows RT App for editing metadata and artwork on MP4, M4V and MOV media...
MKVCleaver - MKVcleaver is a GUI (Graphical User Interface) for mkvtoolnix, designed to extract data from MKV...
HandBrake - HandBrake allows users to easily convert video files into a wide variety of different formats.