MysticThumbs

MysticThumbs: A small piece of software that can quickly generate thumbnails for numerous file formats

MysticThumbs is a friendly and efficient tool that lets you generate thumbnails for various file types.

It also integrates with Windows Explorer and provides an image preview mode, allowing you to change thumbnails for specific images.

What’s more, the app’s right-click menu includes various tools that let you scale the thumbnails and make them transparent.

You can use MysticThumbs to customize the thumbnails of a certain file format, adjust the gamma, select a border type, and even use one of the built-in icons or upload your own for selected thumbnails.