Spine - Spine is 2D animation software designed specifically for software and game development.
SVG Animation Assistant - Quickly and easily animate Inkscape SVGs.
CrazyTalk Animator - CrazyTalk Animator, the next level of 2D animation. Create actors using any photo or illustration.
Hype - Using Hype, you can create beautiful HTML5 web content.
Synfig Studio - Just another WordPress site
Vectr - Free vector graphics editor. A simple yet powerful web and desktop cross-platform tool for everyone.