VideoScribe - Make your own whiteboard video animations with Sparkol VideoScribe – award-winning video scribing app for PC, Mac and iPad. Free trial available.
OpenToonz - OpenToonz is an animation program that is a free software version of Toonz, the animation software...
GoAnimate - Make your own animation quickly and economically with GoAnimate. Reach prospects and customers with animated videos online about your business and products.
Synfig Studio - Just another WordPress site
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Adobe Animate - Adobe Animate is a Flash, vector animation software.