RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
ScrollMagic - The jQuery plugin for magical scroll interactions.
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
Lax.js - Create beautiful & smooth animations when you scroll
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
ScrollReveal - ScrollReveal is a tool to add scroll animations for web and mobile browsers.