At present, there are 3 versions of NyBoard: NyBoard V1_0, NyBoard V1_1 and NyBoard V1_2.
There are just a few differences between NyBoard V1_1 and NyBoard V1_2:
V1_2 has one NeoPixel LED attached to Pin D10.
V1_2 supports both ATmega328p AU (bigger) and MU (smaller) chips.