Control Your TV Via Google Home or Alexa Via Openhab and MQTT, ESP8266, Web Interface - Instructables
Smart Home with Google Assistant & Alexa using NodeMCU ESP8266 - IotCircuitHub
Home Automation using Google Assistant & ESP8266 - Learn Robotics
How to connect ESP8266 and Arduino with Google Assistant and Google Home App without IFTTT - Part 1 - YouTube | Arduino, Google home, App
GitHub - electrofun-smart/smart-switch-esp8266-google-home: This is an example of smart switch with ES8266 Wemos D1 R1 connected to Google Home and Assistant using MQTT