
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.
KiCad boards from 6 GitHub repositories tagged “oled-display”, the most starred first; open any of them in PCBKit.

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.

s-t-e-f-a-n/twinusb
H₂H³ | Twin USB Host Switch × Triple USB Hub (with OLED Telemetry)

vanvught/KiCad-GD32F427RE-LTC-SMPTE-no-PHY
KiCad GD32F427RE LTC-SMPTE no PHY

AhmadHaniF1145/STM32F4_-Shield
A versatile STM32F4 hardware expansion shield featuring I2C OLED integration, sensor terminals, tactile inputs, trimmer potentiometer, I2C & UART protocol for multipurpose embedded applications.

ElevenOctober/quark
A plug-and-play ESP32-C3 desktop monitor for real-time Codex AI usage, quotas, tokens, and system telemetry.

mlab-modules/OLED01
OLED module with SSD1306 controller, I2C interface level shifter, integrated buzzer, touchscreen, and LEDs.