All about MQTT in Home Assistant: What it is, how to install the Mosquitto Broker in under 5 minutes, and how to get started with the MQTT Explorer. MQTT opens the door to countless DIY projects and smart home devices that you can connect entirely locally to Home Assistant – without any cloud dependency! 🔔 Subscribe to the channel so you don't miss anything: https://youtube.com/@simon42?sub_conf... 🗣️ Join the discussion in the simon42 community: https://community.simon42.com/ ☕ Support the channel (optional): https://youtube.com/@simon42/join / https://buymeacoffee.com/simon42official ======== 🐝 MQTT Tools & Resources ======== 🧰 MQTT Explorer (free tool for testing and debugging) → https://github.com/GollumDom/addon-re... 🔌 Tasmota (popular MQTT-compatible firmware) → https://tasmota.github.io/docs/ 💡 ESPHome (for your own MQTT devices) → https://esphome.io/ 🦟 Home Assistant MQTT Integration & Documentation → https://www.home-assistant.io/integra... ======== VIDEOS about MQTT devices & integrations ======== 📹 • Marstek - GÜNSTIGER PV Speicher für Home... 📹 • Unsere Zisterne ist jetzt Smart 📈 (100% lo... 📹 • Ist das DER perfekte Präsenzmelder für Hom... 📹 • Präsenzmelder, speziell für Home Assista... 📹 • Mit Home Assistant ZigBee Geräte steuern ... 📹 • 🏡 Rollos für nur 15 € SMART machen & mit ... 📹 • Lichtschalter SMART machen: So geht's! 🔧✨ ... 📋 • Neu bei Home Assistant? → Starte hier 🚨 -- Chapter 🎥 -- 00:00 - Start 00:32 - Installing Mosquitto in Home Assistant 01:28 - Explanation of the different ports 02:34 - Continuation of the Mosquitto configuration 03:27 - What have we done so far and how does it work exactly? 04:24 - We're already finished with Mosquitto 04:43 - Creating MQTT users 05:52 - How do you now configure the MQTT devices to communicate with the broker? 06:28 - Auto Discovery for MQTT devices 06:48 - Note on Tasmota devices 07:24 - How exactly does MQTT work? 9:54 AM - How can I view the MQTT broker? (MQTT Explorer) 2:54 PM - MQTT information in Home Assistant 3:22 PM - What to do for devices without discovery? 4:14 PM - Conclusion #homeassistant #hacs #smarthome