18 open source boards using the ESP32-S3R8
Real designs built with the ESP32-S3R8, 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.
- schematic only · 1 partsESP32
Nest audio
rauli2780
1 partsCERN-OHL-S-2.037 
ESP32WebScreen
HW-Lab-Hardware-Design-Agency
60.6 × 27.6 mm76 parts4LCERN-OHL-P-2.013
ESP32ESP32S3 M.2 Board
ItsNotDaan
23 × 42 mm54 parts4LCERN-OHL-P-2.08
RP2040/RP2350RP2040-Test-MassProduction
zeankundev
100 × 92.2 mm335 parts2LNo license1- schematic only · 1 partsESP32
Nest audio
spandit69
1 partsCERN-OHL-S-2.01 
ESP32Untitled
95.8 × 97.5 mm152 parts2LNo license1
RP2040/RP2350CastleBox NeoPro
74 × 48 mm89 parts4LNo license1
ESP32ESP32S3
sinismylastname
17.8 × 21.1 mm71 parts2LNo license1
ESP32ESP32S3
feastorg
17.8 × 21.1 mm71 parts2LCC0-1.01
ESP32ESP32S3
AM1NOM
17.8 × 21.1 mm71 parts2LMIT0
RP2040/RP2350Pico2350-W-ProLite-R2
21 × 51 mm74 parts4LNo license1
ESP32ESP32S3
jadenvv
17.8 × 21.1 mm71 parts2LNo license1
ESP32CastleBox Pro
50 × 33 mm73 parts6LNo license1
RP2040/RP2350Pico2350-W-Pro-R2
21 × 51 mm69 parts4LNo license1
RP2040/RP2350Pico2350-W-R1
21 × 58 mm58 parts4LNo license1
ESP32NotSoLite-S3
25 × 50 mm48 parts6LNo license1
ESP32CastleBox
50 × 33 mm44 parts6LNo license1
ESP32BreadPower
59 × 25 mm19 parts2LNo license1
The ESP32-S3R8 in open source designs
The gallery holds 18 open source boards using the ESP32-S3R8 from 9 GitHub repositories; a typical one measures about 24 × 37.5 mm and carries around 71 components.
56% use four copper layers or more, and 33% carry an open source license.
The most starred is Nest audio pcb by rauli2780.
Parts used alongside the ESP32-S3R8
Microcontrollers on boards using the ESP32-S3R8
What boards using the ESP32-S3R8 are built for
ESP32-S3R8: common questions
Where can I find a ESP32-S3R8 reference design?
Each of the 18 boards on this page is a real design using the ESP32-S3R8. 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 ESP32-S3R8?
The GD25Q64ENIGR, SGM40567-4.2XG/TR, SGM6029CYG/TR and USBLC6-2SC6 appear in the most repositories here.
Which microcontrollers do boards using the ESP32-S3R8 use?
Most are built on ESP32 (13) and RP2040/RP2350 (5).
How big is a typical board using the ESP32-S3R8?
The median is 24 × 37.5 mm, and 44% are two-layer designs.
What is the most popular open source board using the ESP32-S3R8?
By GitHub stars, Nest audio pcb by rauli2780, with 37 stars.
Can I simulate one of these boards using the ESP32-S3R8 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.