2,628 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.
MotionSense-IMU
igilarranz
35.4 × 27.5 mm12 parts2LNo license0
PCB 4
kubbd
59.6 × 59.6 mm12 parts2LNo license0
Dog-Low-Water-Sensor-SMD
dkhill
20.4 × 20 mm12 parts2LNo license0
ESP32P11
akashihi
48 × 30 mm12 parts4LGPL-3.00
ESP32Buzz car line follower
iihij
65 × 65 mm12 parts2LNo license0
CACKLE-Expansion-2 connector Sensor
techy-robot
10 × 20 mm12 parts2LCC-BY-NC-4.00
AVR/ArduinoAir quality sensors
ma-rapp
55 × 46 mm11 parts2LMIT0
Mixed signal sensor interface
zeyadeldokmak
46.5 × 30.5 mm11 parts2LNo license0
Weather dash
grimsteel
61 × 46 mm11 parts2LNo license0
AVR/ArduinoArduinoLightsaber
BamdadKh
25 × 100 mm11 parts2LMIT0
Esp32-laser security
JaswantBhartiya
63.5 × 52 mm11 parts2LMIT0
ESP32Smarthome controller
Gokul3611
100 × 80 mm11 parts2LMIT0
Envirobridge
mneha05
34 × 26 mm11 parts2LNo license0
FPGAHexa rtsc
dancinlab
100 × 80 mm10 parts4LMIT0
Tirsty tannenbaum
korn0055
35.6 × 175.2 mm10 parts2LNo license0
ESP8266Fug
bboe
36 × 57 mm10 parts2LCC-BY-SA-4.00
ESP8266IoT-temp based fan speed controller
LudoProvost
52 × 56 mm10 parts2LNo license0
Wearable air quality
AMA-Labs
20.9 × 22.6 mm10 parts2LNo license0
ESP32Esp32-balloon integration
felixfelix-bot
45 × 38 mm10 parts2LNo license0
Wsen hids breakout
myles-parfeniuk
40 × 30 mm9 parts2LGPL-3.00
AVR/ArduinoPromini cc1101
13
17.8 × 60 mm9 parts2LNo license0
RP2040/RP2350Capitulo118
ComputadorasySensores
74 × 70 mm9 parts2LNo license0
Raspberry PiPi-Sensor-Hub
Shah-2024
54.5 × 26 mm9 parts2LNo license0
Tmp108
6mil-Labs
25.4 × 25.4 mm9 parts4LCERN-OHL-S-2.00
Analog signal conditioning
sish1ka
60.5 × 40 mm9 parts2LNo license0
ESP32ENV-sensor esp32
bruvv
55 × 70 mm9 parts4LGPL-3.00
ESP32IOT-Memento-Design
AID-IOT
150 × 100 mm9 parts2LMIT0
Imuboard claude
godmar
20.3 × 10.2 mm8 parts2LNo license0
ESP32SensorNode-PCB-Design
Vinay-Kumbar
52 × 54 mm8 parts2LNo license0
ESP32SIH Swarnim
AnkitPandit120
100 × 80 mm8 parts4LNo license0
AVR/ArduinoSmart parking-System
ahmed-salama7
128.5 × 112 mm8 parts2LNo license0
Weather station sensor board
flavian112
51 × 51 mm8 parts2LNo license0
RP2040/RP2350Hermes
AYUSH-pro-grammer
38 × 53 mm8 parts2LNo license0
RP2040/RP2350Walking Logger
ColouredCat
116.8 × 60.3 mm7 parts2LNo license0
Kicad board-2026-07-29-bluepill quad fc
SimulatedFlow
80 × 80 mm7 parts4LCustom license0
Kicad board-2026-07-29-bluepill sensor node
80 × 60 mm7 parts4LCustom 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