2,612 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.
STM32Window Sensor
npeixoto64
28.9 × 64.5 mm40 parts2LNo license1
STM32Greenhouse Node HB (Mini)
nbolton
70 × 50 mm37 parts4LNo license1
STM32STM32 POC Board
ParadigmEngineering
50 × 50 mm36 parts4LNo license1
STM32RemoteSwitchBoard
ararobo
64 × 47 mm35 parts2LNo license1
STM32Blue pill
DasReyxr
47 × 32.6 mm32 parts2LNo license1
STM32Obc v1
harmalkar
61 × 45.1 mm29 parts4LNo license1
STM32Custom microcontroller
jumper385
27.9 × 47.8 mm29 parts2LNo license1
STM32Bluepill board
SinaKarvandi
41 × 36 mm28 parts2LGPL-3.01
STM32Pendu
ayuusweetfish
36 × 20 mm26 parts2LCERN-OHL-S-2.01
STM32PCBussinesCard panel
vekkax
48.7 × 47 mm19 parts2LNo license1
STM32Senior Design Project
NAIRA-MAN
100.3 × 58.4 mm16 parts2LAGPL-3.01
STM32Key board
TheBadZhang
72 × 66 mm12 parts2LNo license1
STM32AttentioLight-1 1LEDModule1
engemil
20 × 10.5 mm4 parts2LCERN-OHL-P-2.01- schematic only · 35 partsSTM32
Blue pill
lhondareyte
35 parts2LCC-BY-4.01 
STM32Sagittarius
Astrid-Delestine
372.4 × 128.1 mm382 parts2LMIT0
STM32LowerBoard1v2
hsetlik
310 × 110 mm284 parts4LNo license0
STM32FH2 Flight Computer
EPFLRocketTeam
80 × 80 mm245 parts4LNo license0
STM32Common Control
Tomoshibi-technology
110 × 120 mm219 parts2LMIT0
STM32BMS-Master
UCDFS
135.1 × 159.4 mm218 parts2LNo license0
STM32BLDC PHOBOS 2021
koson
100 × 100 mm208 parts4LNo license0
STM32Sci board
MatthiasGeorgImhof
80 × 80 mm197 parts4LCC-BY-NC-4.00
STM32Megaboard Front V3
Kolmanpg
152.4 × 88.9 mm195 parts4LNo license0
STM32BMS
buglalis
103 × 57 mm192 parts4LNo license0
STM32OLD sensor board
SEDS-PSU
176.6 × 134.6 mm183 parts4LNo license0
STM32TheFalcon Left
Matthew-Hammon
173.3 × 142.5 mm168 parts4LMIT0
STM32BLDC-STM32
H2O-Tnp
69.9 × 59.7 mm162 parts4LNo license0
STM32Basic DSP V0 1
CoderCallender
60 × 100 mm160 parts6LNo license0
STM32Gpio bank v2 tracks only
vexpaer
100 × 30 mm159 parts4LCERN-OHL-S-2.00
STM32Flight controller
DinosaurPotato534
149 × 65 mm155 parts2LNo license0
STM32Armlet3
Kreyl
74 × 40.5 mm154 partsNo license0
STM32CoquiKeyboard
coquizen
307.9 × 77.4 mm148 parts2LNo license0
STM32Badge BACKUP 10336
114 × 62 mm147 parts2LNo license0
STM32Sensor module
HasiKe
120 × 64 mm136 parts2LNo license0
STM32Wrectangle-V4-old
Wildcat-Rocket-Engineering-Club
60 × 100 mm135 parts2LNo license0
STM32Pi3 hat
Jayanth-M0625
56.5 × 65 mm135 parts4LNo license0
STM32Keyboard stm32 with copper pour
Jonkaphi
168.3 × 122.5 mm133 parts4LMIT0
Browse boards by part
AMS1117-3.3 1196USBLC6-2SC6 983RP2040 699W25Q128JVS 421AP2112K-3.3 376TL072 339TL074 307ESP32-S3-WROOM-1 304CH340C 274L7805 271Pico 25174HC595 248USBLC6-2P6 248LM358 228AP2112K-3.3TRG1 205Arduino_Nano_v3.x 19774LS04 193LM7805_TO220 185ESP32-WROOM-32 18274LS245 171SRV05-4 169W25Q128JVSIQ 16974LS138 16274LS32 161