Video Puppet - Edit video as easily as editing text!
CrazyTalk Animator - CrazyTalk Animator, the next level of 2D animation. Create actors using any photo or illustration.
Quik by GoPro - Easiest way to create awesome videos
Synfig Studio - Just another WordPress site
Write-on Video - The Video Editor for Storytellers. Create Storyboards, Edit Video, and Make an Impact.
Animation Paper - Animation Paper is a software package for doing 2D animation.