Are you getting your money's worth from your ISP? This project lets you send speed tests results to IFTTT directly from your OpenWRT router.
How to transmit and receive high speed CAN or CAN FD messages using Raspberry Pi.
Nexzdas lite full-system OBD2 diagnostic tool covers all the functions of Easydiag and VPecker, and charge much cheaper.
From a client on the local network, I can send a message to a PSoC6 BT/WLAN board and the led blinks the message in Morse code.