Pixpie - Optimize your images and speed up your site on WordPress
Picaboo - Picaboo is a web-based image publishing and printing service that allows you to create personalized photo books, cards, and scrapbooks.
Website Image Speed Test - Beautiful & easy free analysis of the images on your page
Juicebox - Spectacular HTML5 Image Galleries Made Easy
OptimizeWP - WordPress speed optimization and maintenance service
novaGallery.org - Beautiful php image gallery - easy to use, with modern responsive design, private mode, themes, languages