Synfig Studio - Just another WordPress site
CrazyTalk Animator - CrazyTalk Animator, the next level of 2D animation. Create actors using any photo or illustration.
OpenToonz - OpenToonz is an animation program that is a free software version of Toonz, the animation software...
Renderforest Video - Free animation and intro maker, slideshow and video creator
Blender - Blender is the open source, cross platform suite of tools for 3D creation.
Spine - Spine is 2D animation software designed specifically for software and game development.