Oh and, also: Raspberry Pi https://www.raspberrypi.org/ https://www.raspberrypi.org/ Definitely deserves a mention as it at least has quite big mind share. An

Oh and, also: Raspberry Pi https://www.raspberrypi.org/ https://www.raspberrypi.org/ Definitely deserves a mention as it at least has quite big mind share. And Frontier: https://www.frontier.co.uk/ https://www.frontier.co.uk/ Who develop various games including, possibly most famously in these circles, Elite Dangerous.