ThumbView - ThumbView enables image thumbnails and tooltips in Microsoft Windows XP Explorer (does not work on...
iMazing HEIC Converter - iMazing HEIC converter is a free Mac and PC app which converts photos from HEIC to JPEG or PNG.
MysticThumbs - MysticThumbs generates thumbnails of many image types not natively supported by Windows.
XnView MP - XnView is a free software that allows you to view, resize and edit your images. It supports more than 500 different formats!
Icaros - Icaros is a collection of lightweight, high quality, Windows Shell Extensions
QuickLook - Bring macOS “Quick Look” feature to Windows.