6 open source boards using the 4015
Real designs built with the 4015, 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.
MXKeys
velvia-fifty
202.6 × 128.5 mm164 parts2LCC-BY-NC-4.01
HacKeys
100 × 100 mm151 parts2LCC-BY-NC-4.01
Laundry
100 × 100 mm145 parts2LCC-BY-NC-4.01
Bumpstock
141.8 × 128.5 mm140 parts2LCC-BY-NC-4.01
DEitW
100 × 100 mm98 parts2LCC-BY-NC-4.01
EurorATX
47 × 128.5 mm52 parts2LCC-BY-NC-4.01
The 4015 in open source designs
The gallery holds 6 open source boards using the 4015 from 1 GitHub repository; a typical one measures about 100 × 114.3 mm and carries around 143 components.
100% are two-layer designs, the rest use four layers or more, and 0% carry an open source license.
The most starred is MXKeys by velvia-fifty.
What boards using the 4015 are built for
4015: common questions
Where can I find a 4015 reference design?
Each of the 6 boards on this page is a real design using the 4015. Open one to see how it is wired up, with the full BOM, a render of the layout and links to its KiCad files.
How big is a typical board using the 4015?
The median is 100 × 114.3 mm, and 100% are two-layer designs.
What is the most popular open source board using the 4015?
By GitHub stars, MXKeys by velvia-fifty, with 1 stars.
Can I simulate one of these boards using the 4015 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.