Animaker - Animaker is an online do-it-yourself (#DIY) animation video maker that brings studio quality presentations within everyone's reach. Animated Videos, Done Right!
OpenToonz - OpenToonz is an animation program that is a free software version of Toonz, the animation software...
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Synfig Studio - Just another WordPress site
VideoScribe - Make your own whiteboard video animations with Sparkol VideoScribe – award-winning video scribing app for PC, Mac and iPad. Free trial available.
Renderforest - Renderforest is a website where users can get free software to create professional looking slideshows, intros, animations, and music visualizations.