Cornice Portable
view your images anywhere
Cornice Portable is an image viewer packaged as a portable app, so you can view and show off your pictures from an iPod, USB flash drive, portable hard drive, etc. It has thumbnail previews, full screen modes, rotation, slideshow modes and more.
Features
-Image preview
-Automatic recognition of images, with a variety of formats supported
-Bookmarks
-Full-screen view
-Zooming and rotation
-Slideshow
-Good keyboard navigation
-Image loading from zip archives
-EXIF data support
https://portableapps.com