IoT

408 boards

KiCad boards from 252 GitHub repositories tagged “iot”, the most starred first; open any of them in PCBKit.

2 layers157.5 × 92.5 mm
RoostaBoosta
mshakula/RoostaBoosta
IoT Weather Alarm Clock - Georgia Tech ECE 4180 Spring 2023 Final Project
24 partsGPL-3.0
2 layers165.5 × 125.5 mm
Sender r3 external
p-keminer/iot-alarm-system
IoT-Basis-Alarmanlage mit ESP8266-Nodes, Elegoo Uno R3, Raspberry Pi Zero 2 W, HMAC-SHA256-Absicherung, eigenen PCBs und 3D-gedruckten Gehäusen.
17 parts
4 layers100 × 50 mm
ESP32C6 Board
phancak/ESP32C6_Board
A versatile ESP32-C6 expansion board featuring Wi-Fi 6 and Bluetooth 5, designed for modular integration in proof-of-concept embedded projects.
76 partsMIT
2 layers66 × 67 mm
AC Controller
Qeteshpony/AC-Controller
Universal WiFi-Based remote control for IoT Devices
88 partsBSD-2-Clause
4 layers46 × 44 mm
LED Bar Controller
Qeteshpony/LED-Bar-Controller
Small controller for 2-color LED Bars
43 partsBSD-2-Clause
2 layers60 × 80 mm
BaseBoard
rajtik76/weather-station
Balcony weather station in Plzeň: an ESP32 measuring temperature, humidity, pressure, noise and light, with a calibrated shade air temperature estimate checked against ČHMÚ Plzeň-Mikulka. Laravel and Livewire dashboard.
13 parts
2 layers61 × 42.5 mm
Esp summer sensor
red-stripe/esp_summer_sensor
A little board to monitor temperature and power consumption as I slowly melt
20 parts
2 layers52 × 61 mm
PiWeatherShield
RobertGawron/PiWeatherShield
Temperature, humidity, and air pressure monitoring with an easy-to-solder Raspberry Pi shield.
16 partsMIT
2 layers65 × 50 mm
Uyanik
rutubetsiz/uyanik
Remote PC Power Control
23 partsGPL-3.0
2 layers65 × 75 mm
Bench breathe
rwrife/bench-breathe
USB-powered ESP32-C3 workshop air-quality logger that tracks PM2.5 and VOC trends locally to help makers improve ventilation habits without cloud accounts.
59 partsMIT
2 layers135 × 95 mm
Dawn dock
rwrife/dawn-dock
USB-powered ESP32-S3 bedside clock that keeps alarms offline, syncs user-approved schedules from a phone or PC, dims for sleep, and remains useful without internet.
73 parts
2 layers100 × 60 mm
Parts tally
rwrife/parts-tally
USB-powered ESP32-C3 smart bin scale that counts small workshop parts by weight and serves a private local inventory app—no cloud account required.
45 parts
4 layers70 × 50 mm
Pot pulse
rwrife/pot-pulse
USB-powered ESP32-C3 plant-shelf monitor for home growers to track soil moisture, light, and microclimate trends in a local dashboard without cloud accounts or automatic watering.
60 partsMIT
2 layers80 × 52 mm
Quiet trace
rwrife/quiet-trace
USB-powered ESP32-S3 ambient sound-level logger for home offices and shared rooms that keeps only privacy-preserving loudness summaries and serves a local history dashboard—never raw audio.
38 partsMIT
2 layers66 × 75 mm
Spool sentry
rwrife/spool-sentry
USB-powered ESP32-C3 monitor for 3D-printing hobbyists to track dry-box humidity, temperature, and filament spool mass through a private local dashboard without controlling heaters or printers.
46 partsMIT
2 layers64.8 × 57.2 mm
Smart Door Sensor
SeanP2001/Smart_Door_Sensor
A sensor which sends an email notification whenever somebody opens a door.
11 partsGPL-3.0
2 layers97.3 × 42 mm
Somnos
serweryn617/somnos
Somnos - IoT power measurement and on/off switch for USB devices.
6 partsMIT
2 layers162 × 60 mm
Air detector
shm-dmitry/air-detector
Air status sensor with hass integration and fan control
132 partsApache-2.0
2 layers68 × 50 mm
Ws2812b controller
SimplicityGuy/vinyl-record-shelf-led-controller
PCB for the hardware layer of the vinyl record shelf finder: a system that illuminates the correct cube of a Kallax 4×4 shelf when you look up a vinyl record.
13 partsCERN-OHL-P-2.0
4 layers80 × 60 mm
Bluepill SensorNode Carrier
SimulatedFlow/kicad-board-2026-07-29-bluepill-sensor-node
STM32 Bluepill environmental sensor node carrier - BME280 temperature / humidity / pressure, RTC and OLED display. Solder kit, bare PCB.
21 parts
2 layers96.5 × 96.5 mm
RfidRelayInterfacePCB
sLeon2005/Team-ATOLE-Manufacturing-Cell
End-to-end Industry 4.0 manufacturing system featuring industrial automation, machine vision, collaborative robotics, IIoT monitoring, cybersecurity, and digital manufacturing.
88 partsMIT
2 layers88.6 × 78.8 mm
Water level
Srushti-D-Hebbar/arduino-water-level-monitor
Arduino Uno water-level monitoring and pump controller with HC-SR04, 16×2 LCD, and relay-based pump control. Wokwi-validated and designed as a 2-layer PCB in KiCad 10.
19 partsMIT
4 layers83.3 × 88.1 mm
Bottom PCB
StanZalewski/Autonomous-remote-monitoring-system-based-on-the-LoRaWAN-protocol
Solar-powered LoRaWAN weather station — 3 custom PCBs, bare-metal STM32, 4.3 km verified link
124 parts
2 layers59.7 × 48.3 mm
RAK 3172 relay controll
StanZalewski/lorawan-tenant-assistant
A WhatsApp and Telegram service for the tenants of a business complex. It does two jobs:
23 partsMIT