Sencha Animator - I just learned about the halt to production and development of Sencha Animator.
GSAP - GSAP (GreenSock Animation Platform) is a suite of JavaScript tools for high-performance animations that work in all major browsers.
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.
WebAnimator - WebAnimator is the do-it-without anyone else’s helps HTML5 movement programming to help you make gifs, movement design and intuitive flags and catches for each gadget and program.
Radi - Radi is a Mac app that can produce pretty much any kind of visual content for the web.
Adobe Animate - Adobe Animate is a Flash, vector animation software.