Fragment - A powerful image viewing suite with advanced metadata info
Metadata++ - Homepage of Metadata++, free, intuitive and powerful EXIF, IPTC, XMP, ICC, GPS viewer/editor.
ImageGlass - You can use Image to view your digital images and photos of many different formats.
Exif Pilot - Exif Pilot is a Free EXIF Editor that allows you to manipulate META data within image files.
Phiewer - Image Viewer - Phiewer is the easiest and fastest way to view your images, videos and even audio files.
PhotoME - PhotoME is a powerful tool to show and edit the meta data of image files.