COMING SOON:  flatBrain(tm) by TreehouseLab. A flat, expandable backplane for prototyping and automation.

Accomodates Arduino, STM32, and rPI processors
Over 100 points of analog and digital I/O
Automotive-ready power conditioning, 10-18 VDC
Up to 2 amps Vcc bus for applications
Real-time clock
TFT monitor
256K EEPROM
SD card
PWM audio
Open-Source libraries

Available as kit or assembled & tested.