# Blynclight Bridge

> An MQTT-to-HID bridge that drives a USB Blynclight Mini from messages on my home automation bus.

- Status: active
- Started: 2026-04-04
- Category: Hardware
- Tags: hardware, mqtt, automation

The Blynclight Bridge wires a USB Blynclight Mini into my home-automation bus. It subscribes to an MQTT topic and drives the light over raw HID, so anything on the bus can turn it red, green, or blue — a meeting starting, a build failing, my posture slipping, whatever I point at it.

It's a small, sharp piece of plumbing in a larger ambient-signaling setup I've been building: one more physical light that the rest of my systems can speak to.