2,354 open source boards in Sensors
Environmental, motion, air-quality and measurement sensor boards. 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.
STM32Dboard
nnalyd
284.7 × 94.2 mm282 parts4LGPL-3.01
RP2040/RP2350Line 2026 v1
Gamu2124
196 × 158 mm272 parts2LNo license1
STM32BLDC Motor Driver
AhmedAbo-Eita
123.5 × 58 mm223 parts8LNo license1
STM32Line follower
alientanya
214 × 187.9 mm218 parts2LMIT1
STM32Qnot1
SushEdge
34 × 34 mm211 parts8LNo license1
RP2040/RP2350Auth75
Lumethra
326.7 × 132.3 mm208 parts2LNo license1
RP2040/RP2350Muon3-board
muonTelescope
160 × 120 mm208 parts4LCERN-OHL-S-2.01
STM32Black Body Temperature Sensor
DylanLockyer
62 × 77 mm206 parts6LMIT1
ESP32HolyGrail
whbCool
157 × 73 mm195 parts6LNo license1
FPGAGLOWCOST-2v2-mppcInterface-
tharinduudu
65 × 56.5 mm194 parts6LNo license1
STM32Av instrumentation
Queens-Rocket-Engineering-Team
69.5 × 62.6 mm184 parts4LNo license1
ESP32V1
manyetox
50 × 50 mm178 parts8LCC-BY-NC-4.01
ESP32Kicad pulse supply rev-B
adilet2109
127 × 96.5 mm176 parts4LNo license1
TI MSP430/CCBeagleconnect freedom
beagleboard
35.8 × 58 mm176 parts4LCC-BY-4.01
ESP32Nexus.terminal
Ekam-wadhwa1
353 × 117 mm170 parts4LGPL-3.01
ESP32CAN-HBC-S3
ViktorNfa
70 × 50 mm160 parts4LNo license1
ESP32SisuAssistant
Cadburies
66.5 × 70 mm155 parts4LApache-2.01
STM32GMWM Analysis Board
thejamesrhodes
68.8 × 68.6 mm152 parts4LMIT1
ESP32SlimeVR Dock
Skaut0071
100 × 78 mm151 parts2LCERN-OHL-P-2.01
FD PCB
CaptainOrangeSparrow
113.7 × 71.6 mm146 parts2LNo license1
RP2040/RP2350MSCKee
Creative-Difficulty
213.7 × 140.6 mm140 parts4LNo license1
NXPMLU BreakoutV2
ryos17
129.3 × 99 mm138 parts4LNo license1
STM32McQueen
0BitsnBytes
100.5 × 101.5 mm137 parts6LGPL-3.01
Nordic nRFSidewalk Devkit
hlord2000
55 × 34 mm137 parts6LCERN-OHL-P-2.01
Raspberry PiUsb3.1-Ethernet-RP2040-I2S HUB
Tanawin1701d
100 × 100 mm136 parts4LNo license1
STM32CNTRL
Arav0001
78 × 78 mm126 parts4LMIT1
Modular matrix rev14
specs32
95 × 65 mm122 parts2LNo license1
AVR/Arduino2 679
wszeto9
101.6 × 95.3 mm122 parts2LNo license1
STM32Alakol
richardeoin
78 × 56 mm118 parts4LNo license1
ANUFS-BSPD-2026
chithigun23
75.5 × 62 mm115 parts4LNo license1
ESP32Reliable-Temp-Monitor
Alex-C-EE
66.9 × 66.9 mm112 parts4LNo license1
STM32Nautilus mainboard
Nautilus-UUV
125 × 75 mm112 parts4LNo license1
Display board
Majklzbastlirny
185 × 82 mm112 parts2LGPL-3.01
CURRENT-SENSOR
zen451019
90 × 85 mm106 parts2LNo license1
Nordic nRFAerolinkers hw
aerolinkers
36 × 36 mm105 parts4LNo license1
Pico power board
ProjectLighthouseCAU
120 × 70 mm105 parts2LCERN-OHL-S-2.01
Browse boards by part
AMS1117-3.3 1069USBLC6-2SC6 866RP2040 632W25Q128JVS 394TL072 319AP2112K-3.3 313TL074 281ESP32-S3-WROOM-1 268CH340C 249L7805 229Pico 22174HC595 218USBLC6-2P6 206LM358 20074LS04 180AP2112K-3.3TRG1 179ESP32-WROOM-32 169LM7805_TO220 167SRV05-4 165Arduino_Nano_v3.x 16474LS245 160W25Q128JVSIQ 15774LS138 15574LS32 152