2,783 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.
AVR/ArduinoCosmonode ext01
exostic
12.7 × 10.2 mm8 parts2LNo license0
Sensor node ref autorouted
chainstart
60 × 38 mm7 parts2LNo license0
RP2040/RP2350Imu pico
ArunCH404
64.5 × 71.6 mm7 parts2LNo license0
AVR/ArduinoIR-sensor-01
sl1pkn07
20.5 × 8 mm6 parts2LNo license0
Smartcube revA PCB B
manhoosbilli1
17.1 × 17.1 mm4 parts2LNo license0
Reflective Opto (Cliff) Sensor
satomm1
26.5 × 6.5 mm4 parts2LMIT0- schematic only · 5 partsRP2040/RP2350
Temp Sensor
rice-eclipse
5 parts2LNo license0 
Ovc3
osrf
138 × 50 mm166 parts6LApache-2.0208
STM32Servo control
eddyem
53 × 47 mm59 parts2LNo license206
Pressure Sensor Daughterboard: MS4525DO
RespiraWorks
42 × 25 mm4 parts2LApache-2.0168
TRILL-CRAFT
BelaPlatform
53.8 × 21.8 mm7 parts2LNo license75
TQFP44 to DIP44 Breakout Board
vul-os
55.9 × 20.3 mm6 parts2LApache-2.055
STM32Midi board
jkominek
88 × 45.8 mm31 parts2LCustom license53
ESP32Stargazer Camera Board MK2.1
ISSUIUC
40 × 40 mm108 parts4LNo license31
ICM-20948 I2C 1V8 levels
ras-marques
4.4 × 6.6 mm7 parts4LMIT29
Inn BEC panelized
T3nk4I
11 × 17 mm7 parts2LGPL-2.027
STM32Control stage
oresat
40 × 36.5 mm78 parts6LGPL-2.019
ESP32ESP32 MIDI Summer25 Wand
collaborative-music-lab
246 × 30 mm19 parts2LNo license19
BesteLampe! ABL Controller Module
lenaschimmel
56.5 × 124 mm31 parts4LNo license18
Sheet1(原始)
horychen
122.2 × 82.1 mm74 parts4LGPL-3.016
ESP32ESP32S3
Josephrp
17.8 × 21.1 mm71 parts2LCustom license12
AVR/ArduinoEVOLVER Temperature Calibration Module
FYNCH-BIO
92.7 × 82.6 mm28 parts2LNo license11
PQ BotBoard
nanosatlab
64 × 52 mm29 parts6LNo license9
Voltage Sensor Card
switchcraft
150 × 71 mm23 parts2LNo license6
Current calibration board
LanternD
40 × 40 mm14 parts2LApache-2.06
AVR/ArduinoSensor Spike
ARTS-Laboratory
55.9 × 68.6 mm6 parts2LCC-BY-SA-4.06
RP2040/RP23507b0c03aebaba0fa556ae045b810a7cc44b8da18fcc2d11a80d10dd73c383dc7c
autonomous-ai
91.9 × 63.8 mm55 parts2LMIT5
.sensor oxigeno
CV19CO
29 × 29.5 mm9 parts4LCERN-OHL-P-2.05
RJ45 plate
38 × 22 mm4 parts2LGPL-3.04
STM32GPS Module
Queens-Rocket-Engineering-Team
69.5 × 62.6 mm61 parts4LNo license3
Shift inside
tomcombriat
62.4 × 80.6 mm32 parts2LTAPR-OHL-1.03
Yearling Kit XY Faces
proveskit
83 × 212.6 mm19 parts4LCERN-OHL-W-2.03
Splitter
kwiecinski
75 × 45 mm12 parts2LMIT3
Sensor board magnetic field
ZER0-cmd
30 × 28.2 mm7 parts2LCERN-OHL-S-2.03
PICCommodore 7
parsa-novin
46.8 × 64.2 mm48 parts4LNo license2
Shoulder
kwan3217
38.1 × 25.4 mm35 parts2LGPL-2.02
Browse boards by part
AMS1117-3.3 1287USBLC6-2SC6 1056RP2040 725W25Q128JVS 444AP2112K-3.3 408TL072 347ESP32-S3-WROOM-1 324TL074 308CH340C 290L7805 29074HC595 267USBLC6-2P6 260Pico 258LM358 237AP2112K-3.3TRG1 22474LS04 207ESP32-WROOM-32 203Arduino_Nano_v3.x 202LM7805_TO220 20174LS245 18474LS138 176SRV05-4 17674LS08 17574LS32 175