Sencha Animator - I just learned about the halt to production and development of Sencha Animator.
LucidChart - LucidChart is the missing link in online productivity suites. LucidChart allows users to create, collaborate on, and publish attractive flowcharts and other diagrams from a web browser.
GSAP - GSAP (GreenSock Animation Platform) is a suite of JavaScript tools for high-performance animations that work in all major browsers.
Moqups - The most stunning HTML5 app for creating resolution-independent SVG mockups, wireframes & interactive prototypes for your next project
TweenUI - Our HTML5 Animated Banner Maker lets you create banner ads in minutes. Export HTML5/AMPHTML banners for Google Ads and others. Build your first responsive animated HTML5 banner today.
OmniGraffle - OmniGraffle is for creating precise graphics like website wireframes, an electrical system designs, or mapping out software class.