A small ARM developmentboard from SMDprutser, that is available on GitHub:
Searching the prerequisite Chinese websites to satisfy my shopping fetish I came across a neat little ARM Cortex-M0 chip which is an extremely good bang for buck. I believe it is the smallest chip available in a reasonable hand-solderable package (TSOP8). This board gives you everything to explore this marvel of this Chinese Semiconductor.
from Dangerous Prototypes https://ift.tt/2NLjvhp