Open the current page or any link in Polypane, the development tool for responsive web development and design Polypane is a development tool built from the ground up to create and test websites and apps. For developers, designers, product managers, QA and anyone that works on the web. Using the Polypane helper, you can open the current page in Polypane using the button in your task bar, or right click any link to open that URL in Polypane