RetailMenot - The RetailMeNot mobile app allows you to find deals on the go for both online shopping and in store shopping.
DBeaver - DBeaver - Universal Database Manager and SQL Client.
Honey - Honey is a browser extension that automatically finds and applies coupon codes at checkout with a single click.
DataGrip - Tool for SQL and databases
Slickdeals.net - Slickdeals: The Best Deals, Coupons & Discounts on everything
MySQL Workbench - MySQL Workbench is a unified visual tool for database architects, developers, and DBAs.