GifGear - How do you make a gif
Any To GIF - Convert any picture into an animated GIF file.
Gifsicle - Gifsicle is a powerful, simple command line tool for creating, editing, and optimizing animated GIFs.
Picasion - Great site for creating animated GIF files!
ezgif.com - Ezgif.com is simple online gif maker and toolset for basic animated gif editing.
MotionGIF - An all-in-one, easy and feature-rich GIF animator for Web animation!