1 open source board using the XIAO-S3-Plus

Real designs built with the XIAO-S3-Plus, 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.

The XIAO-S3-Plus in open source designs

The gallery holds 1 open source boards using the XIAO-S3-Plus from 1 GitHub repository; a typical one measures about 71.1 × 168.4 mm and carries around 115 components.

100% use four copper layers or more, and 0% carry an open source license.

The most starred is Meshtonic h4m v2 by Josephrp.

Microcontrollers on boards using the XIAO-S3-Plus

What boards using the XIAO-S3-Plus are built for

XIAO-S3-Plus: common questions

Where can I find a XIAO-S3-Plus reference design?

Each of the 1 boards on this page is a real design using the XIAO-S3-Plus. 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 XIAO-S3-Plus use?

Most are built on ESP32 (1).

How big is a typical board using the XIAO-S3-Plus?

The median is 71.1 × 168.4 mm, and 0% are two-layer designs.

What is the most popular open source board using the XIAO-S3-Plus?

By GitHub stars, Meshtonic h4m v2 by Josephrp, with 12 stars.

Can I simulate one of these boards using the XIAO-S3-Plus 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.

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