Wifi Control ESP8266 ESP-01S DS18B20 Temperature Humidity Sensor Module for Temperature Controller Digital Thermostat Humidistat - Price history & Review | AliExpress Seller - CZB6721960 Store | Alitools.io
GitHub - mastershadow/termostato: An Arduino and ESP8266 thermostat, remotely controlled via REST API.
ESP8266 WiFi touch screen thermostat
ESP8266 WiFi Smart Thermostat Powered by ESPHome and Home Assistant : r/Esphome