PhotoSpills - Easy to use PC collage software with unlimited design possibilities.
Img.vision - Image hosting & video hosting for eCommerce sellers
ShapeX - Shape Collage generator - Photos & Graphics
UploadHouse - Thumbnail and resize your photos and images
Shape Collage - Shape Collage is a photo collage maker software program. Automatically create picture collages in a variety of shapes with just a few mouse clicks. Available for Windows, Mac OS X, and Linux.
ImageVenue - ImageVenue is a great online hosting service that allows uploading pictures for showing creative works with a simple-to-use technique.