This board comes in the form of a DIY kit - if you like soldering the FOSDEM-85 package is suitable for you! The FOSDEM-85 Kit is a very tiny Arduino-inspired board. It is built around the well-known Little wire design. This same design is also used for the Digispark and Adafruit’s Trinket. The microcontroller comes preprogrammed with "micronucleus tiny85" that is suitable for use with the Digispark's Arduino distribution.
Documents: Assembly Cheat Sheet
Schematic: Olimexino Hardware Schematic