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.
High current Sensor
etf-lth
51.4 × 28.6 mm14 parts2LNo license2
ESP32Sensors
lukokemba2
90 × 90 mm9 parts2LNo license2
SparkFun Tri Axis Accel Breakout-H3LIS331DL
TUSI-KHU
16.5 × 38.1 mm7 parts4LApache-2.02
ESP32OBC v1
Migsster
85 × 85 mm6 parts2LNo license2
Dummy 24v board
Queens-Rocket-Engineering-Team
69.5 × 62.6 mm5 parts2LNo license2
ESP32Badge
glovepost
59.3 × 39 mm245 parts4LMIT1
ESP32Wall mounted room temperature sensor
RomLab
107 × 90 mm153 parts2LNo license1
ESP32Main 2026 V1
Gamu2124
156.7 × 149.9 mm127 parts2LNo license1
Pilot — EMI-Hardened Flight Control & Sensor Cape
Stab-Rabbit-coding
55 × 35 mm96 parts6LCERN-OHL-W-2.01
FPGAVoxSense Sensor Board
MichalVarsanyi
85 × 15.8 mm92 parts4LMIT1
VOLTAGE-SENSOR
zen451019
90 × 85 mm62 parts2LNo license1
RP2040/RP2350Rover Project v2
kwag1227
100 × 100 mm60 parts2LNo license1
ESP32Robot aio esp32 manuel solder 8 layer updated with 3.3 lineer
manyetox
50 × 46.2 mm54 parts8LCC-BY-NC-4.01
ESP32ESP32Sensor-LED board
LESA-RPI
58 × 58 mm48 parts4LNo license1
PlantWatering PCB01
Benedikt3141
109 × 55.5 mm40 parts2LMIT1
TMP117 section 5cm
BerkeleyLab
228.9 × 5.5 mm38 parts2LCustom license1
Spinali mcxn t1 oflo
CogniPilot
36.5 × 46 mm37 parts4LSHL-2.11
ESP32ESP32 Weather Station
anshukumar146
79.6 × 59.9 mm34 parts2LNo license1
Shield v0.9.2
ARTS-Laboratory
71.5 × 50.3 mm32 parts2LCC-BY-SA-4.01
LED
Pegoku
80 × 80 mm28 parts2LGPL-3.01
Version 1.0
technologiestiftung
100 × 95 mm25 parts2LMIT1
Dark Passenger Base MCU
rganlath3
87.5 × 64.9 mm22 parts2LCERN-OHL-S-2.01
ESP32Open Muscle Dev Kit Bracelet Cell
Open-Muscle
27.5 × 52 mm22 parts2LCERN-OHL-S-2.01
ESP8266NodeMCU-Metriful old
axello
83.5 × 71.9 mm20 parts2LNo license1
Esphome rgbcct led controller expansion
mikelawrence
41.5 × 20.5 mm19 parts2LCERN-OHL-P-2.01
TITAN Wheel Sensor Board
hpvdt
48 × 20 mm17 parts2LNo license1
RGB-ring
nulllaborg
42 × 42 mm17 parts2LNo license1
ESP32-sensor
tuengominh
33.1 × 72.4 mm15 parts2LNo license1
ESP8266CC ESP mod 02
attachix
21.6 × 32.4 mm14 parts2LCC-BY-NC-4.01
02 04 barometer BMP390L I2C
nyuad-space
22 × 22 mm11 parts2LNo license1
RevB
vintlabs
27.9 × 15.2 mm10 parts2LCC-BY-SA-4.01
Storage block
andrewgond
19 × 45.5 mm10 parts2LApache-2.01
Kubisat sensors
gredzikk
80 × 80 mm10 parts2LMIT1
CatShelterMonitor Carrier-V2.0
JayPerez1
80 × 79.5 mm8 parts2LNo license1
AS5600
SohumNigam
17 × 16.5 mm7 parts2LNo license1
ESP32Airspeed prototype
nikitaignatov
31.5 × 51.8 mm6 parts2LGPL-3.01
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