2,223 open source STM32 boards
STMicroelectronics' Arm Cortex-M family, from the STM32F0 to the H7, plus STM8. Every board here is a public GitHub project with its KiCad files, read for size, layers and parts. Pick one close to your design and simulate its firmware on HardLabs before you build it.
STM32Raccoon
mickabrig7
60 × 90 mm57 parts2LMIT9
STM32Raccoon
sunnyhaibin
100.9 × 71.5 mm56 parts4LMIT9
STM32STM32F405RGT6 STUnoPlus
r-pv
42.3 × 55.8 mm53 parts2LGPL-3.09
STM32Picowalker-32
mamba2410
44.1 × 51 mm50 parts2LNo license9
STM32Ebus2usb
jkyprian
87 × 30.8 mm48 parts2LNo license9
STM32Windnerd-Core
windnerd-labs
88 × 17.1 mm25 parts2LCERN-OHL-S-2.09
STM32MD-Dumper old stm32F4
X-death25
100.1 × 72.8 mm5 parts2LGPL-3.09
STM32Quantum control
embeddedos-org
280 × 200 mm740 parts16LMIT8
STM32OpenEFI rev4 bkp
Churrosoft
164 × 118 mm317 parts4LCERN-OHL-S-2.08
STM32Hdmilight v3
esar
100 × 100 mm249 parts2LGPL-2.08
STM32M4psu
cuspaceflight
269 × 155 mm246 parts2LNo license8
STM32Draco
xdandys
47.5 × 62 mm173 parts4LNo license8
STM32Faraday rescue bms
nhallsny
481.3 × 23.7 mm147 parts4LCERN-OHL-P-2.08
STM32Led driver
Jana-Marie
41.6 × 32.6 mm112 parts4LCERN-OHL-S-2.08
STM32Stm32f0-can mini breakout
NerdyProjects
91.4 × 53.7 mm98 parts2LNo license8
STM32Lux hub
ervanalb
105.4 × 52.1 mm95 parts4LNo license8
STM32Io board
ReflexCreations
270 × 34 mm95 parts4LMIT8
STM32Avionics-Telemetry
MSTRocketDesignTeam
80 × 93.6 mm87 parts4LGPL-3.08
STM32SDA-Wonder System Board
stanislavbrtna
61.5 × 105.3 mm86 parts2LNo license8
STM32Multitool
cnlohr
68.6 × 95.3 mm84 parts2LNo license8
STM32Motor42
zhbi98
42 × 42 mm82 parts4LMIT8
STM32Fipper Zero
aaakum4
126 × 70 mm70 parts4LGPL-3.08
STM32Main
wgbowley
60 × 40 mm59 parts2LMIT8
STM32USB Dongle
2sayle
70 × 27 mm56 parts6LNo license8
STM32OpenWave
wattnotions
40 × 40 mm51 parts2LNo license8
STM32Line-Follower-Robot-Using-STM32F103C8T6-with-TCRT-5000
bonavirak
99.8 × 82 mm32 parts2LMIT8
STM32Model m controller hbb
yatharthsood00
145 × 50 mm32 parts2LMIT8
STM32Nrf24stm8l
TG9541
17.8 × 29.2 mm11 parts2LMIT8
STM32Multiosc
gusmanb
59 × 75 mm8 parts2LMIT8- schematic only · 9 partsSTM32
MetaForge
FidelOdok
9 partsCustom license8 
STM32Mainboard
azonenberg
165 × 121 mm617 parts10LBSD-3-Clause7
STM32Bmcv
Bemeier
80 × 108 mm370 parts4LCC-BY-SA-4.07
STM32Eps
OSUSat
80 × 80 mm357 parts6LMIT7
STM32Parkbrake
mumme74
101.6 × 114.3 mm353 parts2LNo license7
STM32Buddy
bobc
105 × 70 mm350 parts6LMIT7
STM32Longboi
KungfuPancake
358 × 40 mm285 parts4LApache-2.07
Browse boards by part
AMS1117-3.3 1014USBLC6-2SC6 819RP2040 607W25Q128JVS 382TL072 308AP2112K-3.3 300TL074 274ESP32-S3-WROOM-1 258CH340C 241L7805 223Pico 21874HC595 210USBLC6-2P6 199LM358 18674LS04 173AP2112K-3.3TRG1 172ESP32-WROOM-32 165SRV05-4 163Arduino_Nano_v3.x 15674LS245 155LM7805_TO220 15274LS138 151W25Q128JVSIQ 15074LS32 146