ScrollMagic

ScrollMagic helps you to easily react to the user's current scroll position. It's the perfect library for you, if you want to ... animate based on scroll position – either trigger an animation or synchronize it to the scrollbar movement (like a playback scrub control). pin an element starting at a specific scroll position – either indefinitely or for a limited amount of scroll progress (sticky ele

[anton072]

スクロール芸

[michael-unltd]

“ScrollMagic helps you to easily react to the user's current scroll position.”

[yayocan]

スクロールでアニメーションさせる　gsapと連動あり

[solaio]

パララックスに使える