864 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.
STM32Maxwell main
azonenberg
280 × 195 mm987 parts8LBSD-3-Clause193
STM32Mobo
opulo-inc
51.6 × 89 mm57 parts2LCC-BY-SA-4.0193
STM32Blackpants
o7-machinehum
90 × 153 mm285 parts6LMIT187
STM32DAC ADC PWM IO
DanielMartensson
100 × 100 mm266 parts4LMIT180
STM32Cheetah-MX4-Mini
KaiPereira
81.6 × 88.8 mm165 parts4LCERN-OHL-P-2.0180
STM32Nts-1-customizations
korginc
128.5 × 78 mm60 parts2LBSD-3-Clause171
STM32Ventilator Main Board
RespiraWorks
350 × 155 mm646 parts4LApache-2.0168
STM32Keebee
blakesmith
275 × 103 mm152 parts2LNo license167
STM32FreeEEG32-beta shorting minuses
neuroidss
70 × 70 mm224 parts4LAGPL-3.0164
STM32OtterPill
Jana-Marie
43.2 × 17.6 mm42 parts2LCERN-OHL-S-2.0162
STM32EPS
rgw3d
85 × 85 mm629 parts4LGPL-3.0155
STM32MP2-ESC
badgineer
100 × 75 mm202 parts4LBSD-3-Clause146
STM32RCCAR IF Board GPS
vedderb
81 × 55 mm170 parts4LGPL-3.0145
STM32Game and watch hardware
Upcycle-Electronics
108.7 × 55.1 mm155 parts4LMIT139
STM32MINI4
antonchromjak
65 × 18 mm151 parts4LNo license139
STM32EF-S-Adapter
65 × 65 mm38 parts2LMIT138
STM32Macrolev
heiso
309.6 × 95.3 mm106 parts2LNo license133
STM32RailLink
Misaka0x2730
60 × 28 mm79 parts4LCERN-OHL-P-2.0133
STM32Openmicrokbd
conol-ai
95 × 95 mm84 parts4LMIT132
STM32Module17
M17-Project
100 × 83 mm186 parts4LCERN-OHL-W-2.0129
STM32Wonkle
wonkleio
204 × 174.9 mm519 parts2LCERN-OHL-S-2.0125
STM32DingoPDM
corygrant
72.4 × 95.3 mm151 parts4LMIT123
STM32Leviathan
MotorDynamicsLab
170 × 100 mm406 parts4LGPL-3.0121
STM32Mainboard
Cluradev
120 × 90 mm162 parts4LNo license119
STM32Stm32gbcart
Emeryth
51.4 × 61 mm36 parts2LCC-BY-4.0118
STM32Mun
RGBKB
154 × 105.1 mm436 parts2LGPL-3.0113
STM32Bldc
mrkindustries
38.5 × 65 mm124 parts2LNo license112
STM32Bldc motor cntroller
azmat-bilal
58 × 50 mm130 parts4LMIT111
STM32Openlager
d-ronin
15.2 × 19.1 mm29 parts4LNo license111
STM32PER|FORMER eurorack sequencer
westlicht
171.5 × 106.7 mm304 parts2LCC-BY-NC-4.0109
STM328Q
Spooky-Manufacturing
482.5 × 711 mm157 parts2LGPL-3.0101
STM32OSSI CM2
transistorgrab
49.5 × 54.9 mm80 parts4LMIT99
STM32MicroRusEFI
rusefi
80.6 × 93.7 mm238 parts2LNo license97
STM32Guitarboard
JonasNorling
49.7 × 49.7 mm86 parts2LMIT97
STM32Explorer
anyshake
100 × 100 mm244 parts2LCustom license95
STM32Sf motion
sirojudinMunir
60 × 56 mm123 parts2LMIT95
Browse boards by part
AMS1117-3.3 375USBLC6-2SC6 325RP2040 284W25Q128JVS 170TL072 133CH340C 125AP2112K-3.3 115TL074 108ESP32-S3-WROOM-1 99SRV05-4 92AP2112K-3.3TRG1 86USBLC6-2P6 82W25Q128JVSIQ 79Pico 70XC6206P332MR 65SN65HVD230 59L7805 57MCP73831T-2ACI/OT 55AMS1117-5.0 53ESP32-S3-WROOM-1-N16R8 51LM393 51XC6206PXXXMR 51Arduino_Nano_v3.x 5074HC595 49