4 open source boards using the ESP32C3
Real designs built with the ESP32C3, from public GitHub projects: a quick way to see how others power, decouple and connect it. Each board comes with its KiCad files, full parts list and a render — and you can simulate its firmware on HardLabs.
ESP32OPEN ECU
aeonSolutions
168.9 × 123.3 mm282 parts2LCC0-1.0160
ESP32Tiny slime
gorbit99
40 × 40 mm12 parts2LMIT41
ESP32CEM
178.5 × 91.2 mm196 parts2LCC0-1.0160
ESP32REM
178.5 × 91.2 mm196 parts2LCC0-1.0160
The ESP32C3 in open source designs
The gallery holds 4 open source boards using the ESP32C3 from 2 GitHub repositories; a typical one measures about 173.7 × 91.2 mm and carries around 196 components.
100% are two-layer designs, the rest use four layers or more, and 100% carry an open source license.
The most starred is OPEN ECU by aeonSolutions.
Microcontrollers on boards using the ESP32C3
What boards using the ESP32C3 are built for
ESP32C3: common questions
Where can I find a ESP32C3 reference design?
Each of the 4 boards on this page is a real design using the ESP32C3. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
Which microcontrollers do boards using the ESP32C3 use?
Most are built on ESP32 (4).
How big is a typical board using the ESP32C3?
The median is 173.7 × 91.2 mm, and 100% are two-layer designs.
What is the most popular open source board using the ESP32C3?
By GitHub stars, OPEN ECU by aeonSolutions, with 160 stars.
Can I simulate one of these boards using the ESP32C3 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.