SVG Animation Assistant - Quickly and easily animate Inkscape SVGs.
Synfig Studio - Just another WordPress site
Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.
OpenToonz - OpenToonz is an animation program that is a free software version of Toonz, the animation software...
Hype - Using Hype, you can create beautiful HTML5 web content.
Blender - Blender is the open source, cross platform suite of tools for 3D creation.