“ If every library were as robust and reliable as GreenSock’s, the world would be a much better place for software engineers and their clients. I can't think of a better designed or better performing tool, and as a bonus, it's fun as heck to play with. ”

Thomas Summerall

“ GSAP makes my job fun, because it allows me to focus on creating rich, engaging web experiences, while GSAP handles much of the implementation details behind the scenes. ”

Tim Jaramillo

“ Go and browse through FWA or Awwwards, then view source of anything you see that has cool animation and you will be surprised how widely GSAP is used. ”

John Polacek

“ GSAP is just miles and miles ahead of any animation library out there. Great work! ”

Adam Alicki

“ Really quite impressed with @GreenSock JS - even the small things. ”

Joseph Labrecque, ‏@JosephLabrecque

“ Honestly think without TweenMax, I'd of changed careers by now; it's that good. ”

James Stone, @mimeartist

“ @greensock it’s a great library that many people love, and I know you care deeply about performance :) ”

Paul Lewis, ‏@aerotwist

“ ...obviously GSAP is incredible ”

Paul Irish

Google

“ It's shocking the @w3c didn't use @greensock as a model of how to do animation via code. Did they even ask animators what they use? ”

Elliot Geno, @ElliotGeno