Orange Pi is described as 'It’s an open-source single-board computer. It can run Android 4.4, Ubuntu, Debian, Rasberry Pi Image, it uses the AllWinner H3 SoC, and has 1GB DDR3 SDRAM' and is an app in the Development category. There are more than 10 alternatives to Orange Pi for Linux, Android, BSD and Windows. The best alternative is Raspberry Pi. It's not free, so if you're looking for a free alternative, you could try OLinuXino or Minnow Board. Other great apps like Orange Pi are Odroid (Paid), BeagleBoard (Paid), Banana Pi (Paid) and UDOO (Free, Open Source).