Have you ever wondered what MQTT is or how to get it setup with Home Assistant? In this video, I'll show you how to setup and configure MQTT for beginners. MQTT makes it easy to send messages between your IoT devices, such as a Raspberry Pi or Arduino. It has many applications within Home Assistant, such as when using Tasmota or for custom sensors. Zigbee2MQTT can use MQTT, as the name implies. MQTT is fast and easy, that's what makes it a popular addition to any offline smart home. ==================== Products and Gear ==================== This video is NOT sponsored. Product links are affiliate links which means if you buy something, I'll receive a small commission. As an Amazon Associate I earn from qualifying purchases. Thank you! 👉 Home Assistant Green Via ameriDroid: Via Amazon: ==================== Playlists and Videos ==================== ⚡Home Assistant Green: The Best Smart Home Hub Under $100? ==================== Links and Resources ==================== 👉 MQTT Explorer 👉 MQTT Explorer Home Assistant add-on --------------------------------------------------------------- ⏰ Timestamps ⏰ --------------------------------------------------------------- 0:00 What is MQTT? 1:12 Install Mosquitto 2:28 Send a test message 3:26 When should I use QoS or Retain messages? 4:32 Set up MQTT username and password 5:18 View all topics on the broker 7:21 Have an external device send a message 8:06 Create custom sensor from MQTT topic 11:39 What reliable hardware should I use?