"The Pi Zero is one seriously small computer" - George Washington, 1787. 5 more images in gallery .related-stories { display: none !important; } Have you ever wanted a Raspberry Pi but thought that £16/$25—roughly three packs of cigarettes—was a little exorbitant for a complete computer capable of running Linux? Well, I have good news: the Raspberry Pi Foundation has just released the Pi Zero, a single-board computer that costs just £4/$5. The Zero isn't just some add-on module or something like that, either—it's a full-fledged member of the Raspberry Pi family.