The ESP8266 is a low-cost Wi-Fi microchip, with built-in TCP/IP networking software, and microcontroller capability, produced by Espressif Systems [1] in Shanghai, China.

ESP8266 is a highly integrated Wi-Fi 4 SoC ideal for IoT projects.

A complete ESP8266 beginner's guide, covering introduction to various development boards and platforms, hardware overview, pinout, installation, sample code and troubleshooting.

Check each product page for other buying options. Need help?

Discover all our ESP8266 NodeMCU Guides with easy to follow step-by-step instructions. Each tutorial includes circuit schematics, source code, images and videos.

6 days ago · This guide explains everything you need to know about ESP8266 Programming — including how to program ESP8266 boards, the programming languages used, different board …

Apr 15, 2025 · The ESP8266 is a low-cost, powerful System-on-Chip (SoC) microcontroller developed by Espressif Systems. It is widely used in IoT projects, smart home automation, …

It lets you write sketches, using familiar Arduino functions and libraries, and run them directly on ESP8266, with no external microcontroller required.

3 days ago · Explore the NodeMCU ESP8266 pinout, GPIO functions, and main features. A complete beginner-friendly guide to using the ESP8266 in IoT, automation

Each project is meticulously detailed, offering you not only the ‘how’ but also the ‘why’ behind each build. The tutorials and guides on this page are designed to enhance your understanding …