5 open source boards using the mini_esp32
Real designs built with the mini_esp32, 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.
ESP32Honeywell-HPAx00-ESPHome
flaviut
215.9 × 50.8 mm27 parts2LNo license17
ESP32ESP32 mini 8Port WLED
w4b-zero
130.1 × 62 mm25 parts2LGPL-3.016
ESP32RatGDO-OpenSource-D1Mini-ESP32
Kaldek
51.8 × 63.4 mm12 parts2LMIT506
ESP32Test 08. With ESP32 mini
henkjannl
72 × 32 mm25 parts2LMIT1
ESP32Interconnect
96 × 75 mm12 parts2LMIT1
The mini_esp32 in open source designs
The gallery holds 5 open source boards using the mini_esp32 from 4 GitHub repositories; a typical one measures about 96 × 62 mm and carries around 25 components.
100% are two-layer designs, the rest use four layers or more, and 80% carry an open source license.
The most starred is RatGDO-OpenSource-D1Mini-ESP32 by Kaldek.
Microcontrollers on boards using the mini_esp32
What boards using the mini_esp32 are built for
mini_esp32: common questions
Where can I find a mini_esp32 reference design?
Each of the 5 boards on this page is a real design using the mini_esp32. 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 mini_esp32 use?
Most are built on ESP32 (5).
How big is a typical board using the mini_esp32?
The median is 96 × 62 mm, and 100% are two-layer designs.
What is the most popular open source board using the mini_esp32?
By GitHub stars, RatGDO-OpenSource-D1Mini-ESP32 by Kaldek, with 506 stars.
Can I simulate one of these boards using the mini_esp32 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.