Giphy - Search all the gifs and make your own animated gif
VideoScribe - Make your own whiteboard video animations with Sparkol VideoScribe – award-winning video scribing app for PC, Mac and iPad. Free trial available.
GIPHY Says - Turn your words into animated GIFs!
Wochit - Wochit is a cloud-based video creation platform that creates studio-quality videos with premium licensed content, fast.
Drop to GIF - Super simple movie to GIF conversion
Doodly - Create your own doodle video in just 60 seconds