RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
Material Palette - Generate and export your Material Design color palette
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
Color Hunt - Curated collection of beautiful colors, updated daily
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
Coolors.co - The super fast color schemes generator! Create, save and share perfect palettes in seconds!