ACDSee - ACDSee is an image viewer that uses very little system resources, and it has a small, sleek size that won't take up much space on your system.
Metadata++ - Homepage of Metadata++, free, intuitive and powerful EXIF, IPTC, XMP, ICC, GPS viewer/editor.
Photoscape - high quality photo editing software, that enables you to fix and enhance photos.
ExifToolGUI - Graphical user interface to https://alternativeto.
Polarr - MacOS, Windows, iOS, Android and online photo editing tools & free photo editors.
PhotoME - PhotoME is a powerful tool to show and edit the meta data of image files.