AQuality32 - Open-Source ESP32 Air Quality Monitoring Device
Open-source AQuality32 ESP32 PCB for battery-powered CO2, particulate matter, temperature, and humidity monitoring, validated in HardwareX.
PCB Design
Downloadable 3D models, animated emoji packs, developer assets, and PCB designs from Nastrotek and credited third-party creators.
EJA M v1.0 - ESP32 LoRa/GPS Board for a Marine Monitoring Buoy
Open-source PCB design for EJA M v1.0, an ESP32-WROOM-32D board with LoRa, GPS, an RTC, and battery/servo power management, built for an ocean monitoring buoy.
ESP32 Bit Pirate Dock - Voltage-Translating Carrier Board for the ESP32-S3 DevKit
Open-source ESP32 Bit Pirate Dock carrier PCB for ESP32-S3-DevKitC-1 with selectable 1.8V, 3.3V, and 5V I/O translation.
ESP32 TouchDown - All-in-One ESP32 Capacitive Touchscreen Board
Open-source ESP32 TouchDown PCB with ESP32-WROOM-32D, 480x320 capacitive touchscreen, USB-C, microSD, and LiPo charging.
ESPiezometer - ESP32-C3 Field Validator for RS485 Piezometric Sensors
Open-source ESPiezometer PCB for an ESP32-C3 field tool that validates and calibrates RS485 piezometric groundwater sensors on site.
Patternflow - Open-Source ESP32-S3 LED Synthesizer PCB
Open-source Patternflow ESP32-S3 PCB for HUB75 LED matrix control, four rotary encoders, and real-time generative light patterns.
The Open Book - Open-Source Raspberry Pi Pico E-Reader PCB
Open-source The Open Book PCB for a Raspberry Pi Pico e-reader with 4.2-inch e-paper display, AAA battery power, and hand-solderable parts.
PCF85063A Breakout Real-Time Clock (RTC) - Compact Real-Time Clock Module
Open-source PCB design for a compact PCF85063A RTC breakout that helps microcontrollers keep accurate time over I2C/Qwiic, including backup battery support.