http://www.greensock.com/gsap-js/ http://www.greensock.com/gsap-js/ GSAP is more robust than these. With reverse playing and yo-yo'ing....so surprised it isn't

http://www.greensock.com/gsap-js/ http://www.greensock.com/gsap-js/ GSAP is more robust than these. With reverse playing and yo-yo'ing....so surprised it isn't mentioned more on here.