Brain Pump - Random educational videos. Learn something new.
Choosy - Choosy opens links in different browsers as specified, according to rules, set by the user.
Bushido Bear - Defend your forest against endless waves of evil demons
Finicky - A MacOS app for creating rules that decide which browser is opened for every link that would open...
Primer 2.0 by Google - A fast, easy way to learn new marketing skills.
Account Surfer - Quickly switch between accounts and browsers on Windows