JavaScript - Lightweight, interpreted, object-oriented language with first-class functions
AnimationMaker - Create animated presentations and export them to a video file, animated gif or HTML based on SVG...
Allegro - Allegro 4 and Allegro 5 are cross-platform, libraries mainly aimed at video game and multimedia...
Stickman & Elemento - The Easy Way To Animate
Qt - Powerful, flexible and easy to use, Qt will help you not only meet your tight deadline, but also reduce the maintainable code by an astonishing percentage.
Bannerboo.com - Bannerboo is the world's easiest online banner maker.