BeagleBoard.org, a non-profit foundation, designed and licensed BeagleBone board family - low cost, open hardware and expandable credit card sized Single Board Computer (SBC) that runs on Linux. The BeagleBone boards are packed with relatively powerful hardware and massive expansion capability compared to other similar SBCs in the market. The open-hardware platform has set the standard for other BeagleBone boards licensed by the foundation. Compared to the Raspberry Pi, the BeagleBone has more input/output pins including analog input which is great for connecting sensors and other peripherals.
BeagleBone boards are designed so that you can get started out of the box. However, for full experience, below are the recommended accessories: