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!
Doodly - Create your own doodle video in just 60 seconds
Drop to GIF - Super simple movie to GIF conversion
TTS Sketch Maker - Create amazing whiteboard sketch videos with text-to-speech human-sounding voices in minutes!