Intercom on Product Management - The ultimate resource for aspiring product managers
Random User-Agent - Automatically change the user agent after specified period of time to a randomly selected one, thus...
Product School - The global leader in product management training
30 Seconds of Knowledge - Become a better developer, in every new tab.
The Product Management guide - A book on how to create and ship products that people love
User-Agent Switcher and Manager - spoofs browser's User-Agent string.