GreenSock Animation Platform (GSAP) is a JavaScript library. It is used for high-performance HTML5 animations which works in all major browsers. It can animate not only the CSS properties but it can animate any numeric property of any JS object. It can deliver with advanced sequencing, reliability, and API efficiency for solving real-world problems of animators. It is the most robust high-performance animation library and completely flexible. It can sprinkle wherever needed. It can also describe all the animation-related tools including TweenMax, TimelineLite, TweenLite, TimelineMax, extra easing functions and various plugins. GSAP is the fastest full-featured scripted animation tool which is literally 20x times faster than jQuery. It is also faster than css3 animations and transitions in most cases.