I&#x27;m working on an ESP8266-to-Arduino bridge much like the GrovePi project. If you&#x27;re interested in driving 5V sensors or actuators, or getting more digital or analog pins, it will be useful: <a href="http:&#x2F;&#x2F;www.esproto.com&#x2F;2016&#x2F;02&#x2F;20&#x2F;esproto-iot-coming-soon&#x2F;" rel="nofollow">http:&#x2F;&#x2F;www.esproto.com&#x2F;2016&#x2F;02&#x2F;20&#x2F;esproto-iot-coming-soon&#x2F;</a>