Using ESP8266 WiFi Module with Arduino Micro

HiLetgo 1PC ESP8266 NodeMCU CP2102 ESP-12E Development Board Open Source Serial Module Works Great for Arduino IDE/Micropython (Small) : Electronics

Arduino Esp8266 Wifi Module Interfacing With Arduino Uno

Connecting Arduino WiFi to the Cloud Using ESP8266 : 7 Steps - Instructables

ESP8266 WiFi Module for Dummies : 20 Steps (with Pictures) - Instructables

Interfacing NodeMCU ESP8266 with Arduino Uno - Programming Questions - Arduino Forum

ESP-12E ESP8266 Serial Port WIFI Wireless Transceiver Module For Arduino - Micro Ohm Electronics

Introduction to the Internet of Things (IoT): ESP8266 architecture and Arduino GUI

Control Arduino Uno Using ESP8266 WiFi Module and Blynk App : 6 Steps - Instructables

Getting Started with ESP8266 and Arduino: ESP8266 Arduino Interface - ElectronicsHub