7 open source boards using the R-78B5.0-2.0
Real designs built with the R-78B5.0-2.0, 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.
MAXI030
aslak3
239.4 × 165.7 mm197 parts4LGPL-2.038
Power supply
matthieuvigne
58 × 61.1 mm77 parts4LGPL-3.05
NXPMain Board 2023
LesKaribous
60 × 150 mm67 parts2LMIT3
NXPMain Board 2023
100 × 100 mm61 parts2LMIT1
Accumulator Board
formulaslug
139.7 × 88.9 mm105 parts2LNo license2
Raspberry PiMain pcb 2026
56 × 65.5 mm55 parts4LGPL-3.05
NXPMain Board 2025
56 × 151 mm59 parts2LMIT1
The R-78B5.0-2.0 in open source designs
The gallery holds 7 open source boards using the R-78B5.0-2.0 from 5 GitHub repositories; a typical one measures about 60 × 100 mm and carries around 67 components.
57% are two-layer designs, the rest use four layers or more, and 86% carry an open source license.
The most starred is MAXI030 by aslak3.
Parts used alongside the R-78B5.0-2.0
Microcontrollers on boards using the R-78B5.0-2.0
What boards using the R-78B5.0-2.0 are built for
R-78B5.0-2.0: common questions
Where can I find a R-78B5.0-2.0 reference design?
Each of the 7 boards on this page is a real design using the R-78B5.0-2.0. 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 R-78B5.0-2.0 use?
Most are built on NXP (3) and Raspberry Pi (1).
How big is a typical board using the R-78B5.0-2.0?
The median is 60 × 100 mm, and 57% are two-layer designs.
What is the most popular open source board using the R-78B5.0-2.0?
By GitHub stars, MAXI030 by aslak3, with 38 stars.
Can I simulate one of these boards using the R-78B5.0-2.0 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.