MetaX for Windows - MetaX for Windows, port of https://alternativeto.
veotag - veotag lets you display clickable text, called "veotags," within an audio or video file.
MyMeta - MyMeta is a Windows 8 / Windows RT App for editing metadata and artwork on MP4, M4V and MOV media...
HandBrake - HandBrake allows users to easily convert video files into a wide variety of different formats.
EasyTAG - EasyTAG is a utility for viewing and editing tags.
Format Factory - Format Factory is software that allows the user to convert media into various file formats. The software is a product of PC Free Time, a Chinese software development company. Read more about Format Factory.