2 layers75 × 26 mm
DIY detector electron variant
ozel/DIY_particle_detector
A mobile low-cost spectrometer for measuring radioactivity and the energy of ionising radiation like alpha particles and electrons
35 parts558BSD-2-Clause
Sensors
227 boardsKiCad boards from 40 GitHub repositories tagged “sensors”, the most starred first; open any of them in PCBKit.
- 4 layers113.5 × 105.5 mm
Multistepper
eddyem/stm32samples
Code samples and ready projects based on bare-metal STM32
243 parts208 - 2 layers38.1 × 38.1 mm
SIM868
vul-os/sirboard
Open hardware: 107 KiCad PCB designs — SMD-to-THT breakout adapters, ATTiny/ATMega/ESP development boards, and a 39-part sensor line on a common JST-SH connector.
73 parts56Apache-2.0 - 4 layers100 × 75 mm
OpenAirScope
emertcakir/OpenAirScope
Open-source air quality and environmental monitoring node with STM32H743 + ESP32-C3, LoRaWAN, RS485, USB-C, Li-ion charging, and multi-sensor support.
282 parts26MIT - 2 layers242 × 60 mm
- 2 layers32 × 32 mm
- 2 layers75 × 75 mm
HB UNI SEN BATT ATMega1284P E07-900MM10S CO2 FUEL4EP
FUEL4EP/HomeAutomation
Home Automation repository of FUEL4EP
81 parts15CC0-1.0 - 4 layers46 × 46 mm
U anemometer
PandoroML/LOAF
LOAF (Local Observations and Atmospheric Forecasting) is an open source hyperlocal weather forecasting combining gridded forecasts with local station observations using machine learning and open-source hardware.
144 parts14MIT - 4 layers82.8 × 88.9 mm
Metal detector test
bobasaurus/lumber-plunder-metal-detector
A VLF induction balance metal detector with a wooden body
111 parts11GPL-3.0 - 2 layers113.7 × 85.8 mm
Clotty
bitshiftcrazy/clotty
Uterus-shaped RP2040 PCB: period-tracking companion, sensor board, and tiny gaming device.
100 parts9 - 2 layers100 × 50 mm
Conveyor belt pcb
lansidev/conveyor-belt
Miniature 3D printed conveyor belt for simulation and fun working with sensors, all controllable with Raspberry Pi
22 parts9MIT - 2 layers50 × 50 mm
Plantbot core
plantbot/core_pcb
A WiFi powered environmental sensor board for your house plants & hydroponic systems
55 parts9AGPL-3.0 - 2 layers165.1 × 110 mm
- 2 layers125 × 72 mm
Simut PCB
angeloINTJ/simut
Sistema Integrado de Monitoramento Universal e Telemetria: open-source firmware for the Raspberry Pi Pico W and Pico 2 W.
27 parts7MIT - 4 layers199 × 200 mm
Ultrasound shield 8mic
ShiegeChan/SensEdu
Ultrasonic Ranging & Detection Development Shield for Arduino GIGA R1
183 parts7GPL-3.0 - 2 layers41.5 × 31.6 mm
Pmod shield
Tai-Min/KV260-Human-Detector
3D Lidar based neural human detector on Kria KV260. Part of Adaptive Computing Challenge 2021 with AMD-Xilinx
9 parts7MIT - 4 layers35.4 × 21.6 mm
ESP32-C3-V4
Ans1S/esp32-c3-iot-sensor-board
Open-source ESP32-C3 platform for ultra-low-power environmental sensor networks powered by recycled LiPo cells. Includes KiCad PCB, PlatformIO firmware (ESP-NOW + ThingSpeak), BME280/BME680 support, deep-sleep…
57 parts6MIT - 2 layers54.9 × 95 mm
Board v5
brev-dev/another_esp8266_sensor_board
PCB layout and instructions for a multi-purpose esp8266 sensor device, with optional LORA connectivity.
86 parts5GPL-3.0 - 2 layers56 × 47 mm
Agriot sensor
AngelJMC/agriot-sensor-node
Open Source hardware/software platform for the rapid and low-cost development of LoRaWAN sensor nodes
30 parts4GPL-3.0 - 2 layers68 × 87 mm
- 4 layers62.5 × 44.5 mm
Esp32s3-plant monitor
MuffinByteLabs/esp32s3-plant-monitor
Portfolio PCB: ESP32-S3 Wi-Fi plant monitor. 4-layer KiCad 10 design, fabricated and assembled at JLCPCB — schematic, reviews and the frozen manufacturing package all readable in-browser.
70 parts3CERN-OHL-P-2.0 - 2 layers48.3 × 48.3 mm
- 6 layers65.2 × 30.1 mm
Main Circuit
Cameron-Ray/IrrigationPiHat
Irrigation System μPiHAT for hobby or scientific use. This repo provides a full design process to create your own μPiHAT PCB from scratch.
86 parts2MIT - 2 layers30 × 85.5 mm
Main Deck Longitudinal v0.1
dgtaheno/RocketOS
ESP32 flight computer with MAVLink telemetry, QGroundControl integration, GPS, BMP388 altimetry, INA219 power monitoring and fault-tolerant SD logging
11 parts2MIT