13 open source boards using the WR0331-18FF4R

Real designs built with the WR0331-18FF4R, 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 WR0331-18FF4R in open source designs

The gallery holds 13 open source boards using the WR0331-18FF4R from 13 GitHub repositories; a typical one measures about 40 × 20 mm and carries around 112 components.

100% use four copper layers or more, and 31% carry an open source license.

The most starred is Grove - Vision AI Module V2 by Josephrp.

Parts used alongside the WR0331-18FF4R

What boards using the WR0331-18FF4R are built for

WR0331-18FF4R: common questions

Where can I find a WR0331-18FF4R reference design?

Each of the 13 boards on this page is a real design using the WR0331-18FF4R. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.

What parts are used alongside the WR0331-18FF4R?

The CH343P, HX6538, SY80004DQD and W25Q128JWSIQ appear in the most repositories here.

How big is a typical board using the WR0331-18FF4R?

The median is 40 × 20 mm, and 0% are two-layer designs.

What is the most popular open source board using the WR0331-18FF4R?

By GitHub stars, Grove - Vision AI Module V2 by Josephrp, with 12 stars.

Can I simulate one of these boards using the WR0331-18FF4R 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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