A home automation project based on the Raspberry Pi, Modbus IO devices and ESP32 modules. The control software is written in C++ and the web configuration is in PHP7, Bootstrap and JQuery and uses MySQL/MariaDB as the database
The Nimrod source is available on Github.
A number of rs-485 Modbus RTU devices are supported to interface with digital inputs and outputs, voltage, current and temperature. ESP32 WiFi devices are also supported.