1 open source ESP8266 board
Espressif's original Wi-Fi microcontroller and its ESP-12 and ESP-01 modules. Every board here is a public GitHub project with its KiCad files, read for size, layers and parts. Pick one close to your design and simulate its firmware on HardLabs before you build it.
Duet3DOpen source ESP8266 boards at a glance
The gallery holds 1 open source ESP8266 boards from 1 GitHub repository; a typical one measures about 100 × 123 mm and carries around 345 components.
100% carry an open source license.
The most starred is Duet WIFI by Duet3D.
What ESP8266 boards are built for
Open source ESP8266 boards: common questions
Where can I find open source ESP8266 boards?
This page lists 1, each read from its KiCad files on GitHub: board size, layers, the full parts list and a render of the PCB, with links to the original repository.
How big is a typical ESP8266 board?
The median is 100 × 123 mm.
What is the most popular open source ESP8266 board?
By GitHub stars, Duet WIFI by Duet3D, with 257 stars.
Can I simulate one of these ESP8266 boards before building it?
Yes. HardLabs turns a board's netlist and BOM into a working simulation, so you can boot and test firmware against it with no hardware on your desk.