In fact, it doesn’t even have to cost you anything: Free utility Pencil contains everything you need to create serviceable mockups for websites, desktop applications, and mobile smartphone apps.

The slide presentation includes mockups that show how the new design language will translate to various environments, including Android, Metro, B2G, and the conventional desktop. Some design ...

Verge user Sputnik8 just went all out, with a detailed, comprehensive, and incredible-looking mockup of the Windows desktop with a full-on Metro skinning. Verge user Sputnik8 just went all out ...

It already has a working desktop, Edge browser, Start Menu, the Microsoft Store, and Notepad, with other features coming soon. It's only a mockup and not a real OS, but a neatly built one at that.