Zigbee2mqtt is a solid-style Icon from Simple Icons set.

The Zigbee2mqtt icon shows a white bee above pause bars and bold MQTT lettering inside a black octagonal badge. Drawn in the solid style on a 24px grid for crisp, compact brand recognition. Use it for Zigbee2MQTT dashboards, home automation tools, MQTT integrations, and connected-device interfaces. It belongs to Simple Icons free set in the Brand Logos family.