ImageOptim - Faster web pages and apps.
FILEminimizer Pictures - FILEminimizer Pictures compresses JPEG photos, TIFF, BMP and PNG images and pictures by up to 98%.
Transmit - Transmit is an FTP client for Mac OS X and Mac OS Classic (which is unsupported).
Shrink O'Matic - Shrink O'Matic is an AIR application to easily (batch) resize (shrink) images.
CodeKit - CodeKit allows you to optimize the performance of your website by automatically and efficiently compiling a variety of popular languages.
Pinga - Think it, get it. Get Anything Delivered.