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.
AVR/Arduino2021-2022 Viallaneix Sottas Noual
MOSH-Insa-Toulouse
76.2 × 61 mm22 parts2LNo license0
ESP32Dimensioner v1
anshsinghcoder
74 × 77.5 mm22 parts2LNo license0
ESP32Rocket Payload UTAT2026
UTokyoAT
110 × 50 mm22 parts2LNo license0
STM32Moisture sensor
gratinDeTopinambour
24 × 100 mm22 parts2LNo license0
Banjobox
AndrewJ-25
74.7 × 89.9 mm22 parts2LNo license0
AVR/ArduinoCHEN TEITI Gas Sensor
71.1 × 48.3 mm21 parts2LNo license0
Smart greenhouse controller-
asdaf77
68 × 53 mm21 parts2LNo license0
Multi-Sensor
AungChoOo
23 × 35 mm21 parts4LMIT0
RP2040/RP2350Hub board v1
felixfelix-bot
50 × 40 mm21 parts2LNo license0
ESP32Chimborazo Stratos-1
Cocotrilito
45 × 43.8 mm21 parts2LMIT0
Pystem mini bot
ThriftyPiano
48 × 33 mm21 parts2LMIT0
AVR/ArduinoTP MOSH CapGaz
68.6 × 53.3 mm21 parts2LNo license0
AVR/ArduinoAlami Powar Gas Sensor Shield
68.6 × 53.3 mm21 parts2LNo license0
Phys-427
AlnisS
22.9 × 50.8 mm20 parts2LNo license0
AVR/ArduinoGate-Access-Control
George-P-1
85.4 × 38 mm20 parts2LNo license0
Microsensor board
BeeEyeIoT
27 × 26 mm20 parts4LNo license0
RISC-VRpi camera led
mithro
25 × 23.9 mm20 parts2LApache-2.00
ESP32Ac sensor
sshoecraft
80 × 30 mm20 parts2LCERN-OHL-P-2.00
Recyclobot
jeff4444
49.5 × 48 mm19 parts2LNo license0
ESP8266Iot sensor node
DestinyU7
68.6 × 53.3 mm19 parts2LNo license0
ZK-4KXPowerSupplyWithFan
CatalinSerafimescu
90 × 66 mm19 parts2LCustom license0
Quadstor
ItsReckliss
45 × 45 mm19 parts2LNo license0
ESP32Iot-Data-Acquisiton-Board
IEEE-VIT
69 × 30.9 mm19 parts2LMIT0
EMF SENSOR
vul-os
32.2 × 29.8 mm19 parts2LMIT0
Door sensor hardware
AndersFrandsen
40 × 30 mm19 parts4LNo license0
ESP32Samplooler mini
willbearfruits
82 × 56 mm18 parts2LGPL-3.00
Airmon
lordkev
42 × 55 mm18 parts2LNo license0
ESP32PCB-Designing
KUKI-Boi
80 × 60 mm18 parts2LMIT0
Aegis mtstdp
krishharma
80 × 50 mm18 parts2LMIT0
Filament scale
chof747
40.4 × 29.6 mm18 parts2LCC0-1.00
RP2040/RP2350MainBoard
connorfcruz
65.3 × 50.3 mm18 parts2LMIT0
ESP8266Final-Project-CPEG298
MEarley
68.6 × 53.3 mm18 parts2LNo license0
RS485LP
belenseptian
45.4 × 31.7 mm17 parts2LGPL-3.00
Kicad board-2026-07-30-bluepill brushed quad
SimulatedFlow
100 × 80 mm17 parts4LCustom license0
AVR/ArduinoAutomatic door
jessysiman
60.3 × 54.9 mm17 parts2LNo license0
AVR/ArduinoChouvet Laffosse Gas Sensor
68.6 × 53.3 mm17 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