Zigbee is a protocol that has been around for quite a long time, and you can purchase many cheap smart sensors to incorporate ...

If you want to get started with motion sensors and the like, ESPHome makes it incredibly easy to build your own sensors.

This breadboard compatible package combines an ESP32-S2 module with a top-mounted PIR sensor, making it a turn key solution for all sorts of motion sensing projects.

The ESP8266 and its heavyweight sibling the ESP32 are fantastic boards to develop with as they allow you to quickly and easily get a project online. Just tack a few sensors and some LEDs on them ...

Designed by Namnam in Vietnam, the ESP32 Modbus gateway is built to communicate with PLCs and industrial sensors over Modbus ...

Designed by Altware Dev Shop in the US, the Blackout Comms is an off-grid, LoRa-based encrypted mesh communication system ...