“ After searching around the web for alternatives, I found GreenSock to be the most performant. ”

Lamin Sanneh

“ With the incredible functionality, and the mind-blowing customer service, the price of Club GreenSock admission is well worth it! ”

Tim Jaramillo

“ Spent today converting an animation to pure CSS, and then into GSAP. GreenSock was an order of magnitude easier. Love it. ”

Tristan Mugford, @tmugford

“ I am more and more amazed every day, and very glad that I decided to get a business license. ”

LilaQ

“ GreenSock has encouraged me to play with the code, to dream up new and exciting things to do. ”

Robert Anthony

“ No other animation library is as intuitive, rigorous, conceptually simple and well curated as GreenSock’s ”

Robert Anthony

“ ...obviously GSAP is incredible ”

Paul Irish

Google

“ There is no doubt that GreenSock is currently the best available tool for creating astonishing interactive websites and animation effects. ”

Petr Tichy

“ GSAP and CSS Transitions: I've done both, and its like comparing an F16 to a horse. Take like 10 minutes to try. ”

Vic C., @puppetMaster3