Arduino WiFi Shield 101 : ID 2891 : $49.95 : Adafruit Industries, Unique & fun DIY electronics and kits
How to connect: ESP8266 WiFiShield for Arduino Uno - Everything ESP8266
Getting Started with the Arduino WiFi Shield | Arduino Documentation | Arduino Documentation
SparkFun WiFi Shield - ESP8266 - Opencircuit
Arduino UNO + ESP8266 ESP-12E UART WIFI Shield | by Attila Varga | Medium
Original DOIT Serial WiFi Shield for Arduino UNO R3 2560 from ESP8266 WiFi Web Sever Shield ESP 13 IoT DIY Development Board Kit|shield for arduino| shield for arduino unoshield wifi - AliExpress
Arduino UNO + ESP8266 ESP-12E UART WIFI Shield | by Attila Varga | Medium
How to make ESP8266 work as an Arduino board « osoyoo.com