I recently set up my sprinkler system to be controlled by a R-Pi running CODESYS and a wireless remote IO consisting of a Arduino Uno. Shameless link.
A friend pointed me towards this today, and it looks pretty promising although a little bit steep in price:
http://unipi.technology/
A friend pointed me towards this today, and it looks pretty promising although a little bit steep in price:
http://unipi.technology/