I found a great and inexpensive ESP8266 based smart switches for ESPHome and Hassio. : r/homeassistant
A light bulb switch using NodeMCU and the Blynk app - Molemi IoT
ESP8266 based smart wall switch - Share Project - PCBWay
Make it easy!: ESP8266 wifi light switch
An ESP8266 In Every Light Switch And Outlet | Hackaday
Failsafe IoT Light Switch with ESP32, ESP8266 OR Arduino for Home Automation - Baba Awesam - YouTube
Ultimate ESP8266 Relay Control: IoT High Voltage Devices via WiFi! - YouTube
Make an IoT Switch to Control Any Device on WiFi - Learn Robotics
MQTT Relay with NodeMCU and using the physical light switch - Configuration - Home Assistant Community
ESP8266 NodeMCU light switch - Hackster.io
TASMOTA Smart Switch | Black | ESP8266 2.4G WiFi chip, Smart Light Switch for Home Assistant | Smart Home Devices via MQTT: Amazon.com: Tools & Home Improvement
Simple IoT Remote Switch With MQTT and ESP8266 : 4 Steps (with Pictures) - Instructables
Smart altenative switch with ESP8266, ioBroker and MQTT - Hackster.io
Home Automation WiFi Light Switch With ESP-01 : 8 Steps - Instructables
WiFi Switch for home appliances with ESP8266
GitHub - AchimPieters/ESP8266-HomeKit-Switch: ESP8266 – HomeKit Switch
GitHub - srwi/OpenIoTSwitch: DIY smart light switch based on the ESP8266
Wireless Switch with NodeMCU (ESP8266) and a Relay | by Alejandro González | Trabe | Medium
NodeMCU ESP8266 Alexa App Voice Control Smart Home System - Hackster.io
TASMOTA Smart Switch by Martin Jerry | ESP8266 2.4GWiFi, Smart Light Switch for Home Assistant | WiFi Smart Home Devices: Amazon.com: Tools & Home Improvement
Smart light switch based on ESP8266 - Tutorials & Examples - openHAB Community
Remote light switch - relay and wall switch - Project Guidance - Arduino Forum
TASMOTA Smart Switch by Martin Jerry | ESP8266 2.4G WiFi chip, Smart Light Switch for Home Assistant | Smart Home Devices via MQTT: Amazon.com: Industrial & Scientific
Switch Mains Power With An ESP8266 | Hackaday
ESP8266 – HomeKit Light Switch -
ESP8266 WiFi LED dimmer Part 6 of X: ESP8266 Domoticz Wall Switch - Intermittent Technology
WiFi Switch for home appliances with ESP8266
