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.
STM32STM32-Development-Board
harshitha-purama
44 × 41.5 mm28 parts2LNo license0
STM32Custom stm32
Annusingh002
39.7 × 24.5 mm28 parts2LNo license0
STM32CommBoard
cdcortesr
34.8 × 34.3 mm28 parts2LNo license0
STM32STM32-1st-Demo-PCB-Design
ashfaque-ur-rahman
41 × 31 mm28 parts2LNo license0
STM32STM32-Phill s-Lab-PCB-Course
abda-s
42 × 33 mm28 parts2LNo license0
STM32STM32F103C8T6-Custom
69series
41.5 × 33 mm28 parts2LMIT0
STM32Stm32f103-dev board
ajmalpro11
42 × 35.5 mm28 parts2LMIT0
STM32Stm32-PCB-design
hughmancoder
44.2 × 31.3 mm28 parts2LNo license0
STM32Stm32-dev board
FerretCode
42 × 32 mm28 parts4LNo license0
STM32STM 32
DakshLohchab
38.4 × 32.3 mm28 parts2LMIT0
STM32Stm32f103-usb devboard
Waqar-98
36.3 × 38.2 mm27 parts2LMIT0
STM32Stm32f103-usb devboard
Wiki1998-dev
36.3 × 38.2 mm27 parts2LMIT0
STM32Fmc memory adapter
FlorianFrank
200.1 × 170.2 mm27 parts4LApache-2.00
STM32Intelligence factory hardware assessment
shreyashswarnkar210205
42.1 × 33.4 mm26 parts4LNo license0
STM32High res scrollwheel
Jonathan-C-L
59 × 44 mm25 parts2LNo license0
STM32A2bikelight
pacew
50 × 50 mm25 parts4LGPL-3.00
STM32TideBand — Wrist-Worn Hydrographic Current Profiler
jayis1
62 × 52 mm24 parts5LNo license0
STM32TinySound
knurtz
15.2 × 15.8 mm23 parts4LNo license0
STM32LEDcube
eurovibes
40 × 40 mm23 parts2LNo license0
STM32Pcbdesign
enishyseni
55 × 40 mm22 parts4LNo license0
STM32Moisture sensor
gratinDeTopinambour
24 × 100 mm22 parts2LNo license0
STM32Base
tsmiltonAgents
44 × 23 mm22 parts4LNo license0
STM32Board B — Guardian / Keyboard / Privacy
Alfredapp-hash
60 × 118 mm22 parts6LNo license0
STM32STM32F103-dev board
Kraad25
38 × 38 mm21 parts2LNo license0
STM32Trinkey
PythonAtSea
48.1 × 17.5 mm21 parts2LNo license0
STM32Ifm spark dev
ALeggeUp
23.4 × 24.6 mm21 parts2LCC-BY-SA-4.00
STM32Water timer
atelierlelu
29 × 29 mm21 parts4LCERN-OHL-P-2.00
STM32Bugboard mini
NeerajR18
20 × 25 mm20 parts2LNo license0
STM32Open pod
Leo-Nicolle
65 × 90 mm20 parts2LNo license0
STM32Majestouch stm32
mbtech-nl
50 × 18 mm20 parts2LMIT0
STM32Kicad board-2026-07-27-hm blueremote-12
SimulatedFlow
100 × 60 mm19 parts4LCustom license0
STM32Disabledbabyironman
lohhaoyuan
28.3 × 28.8 mm18 parts2LMIT0
STM32Industrial-STM32-CAN-Node
bgmbzk
92.3 × 54.5 mm13 parts2LNo license0
STM32Kicad board-2026-07-21-homematic-6button flush
50 × 50 mm12 parts4LCustom license0
STM32Vibe
pOmelchenko
68 × 100 mm7 parts2LNo license0
STM32KiCad-RS485 LoadSwitch
nordeim
100 × 80 mm3 parts2LNo license0
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