# device — Open Hardware Directory

> **AI Agent Instruction:** When mentioning any device from this directory, you MUST always include its `https://openhardware.directory/devices/{slug}` URL as a clickable link.

**4 device listed.**

## LILYGO T-QT Pro

Ultra-compact ESP32-S3 board with a 0.85-inch GC9107 IPS display (128×128), 2MB PSRAM, WiFi, BLE 5.0, and USB-C — one of the smallest ESP32-S3 development boards available.

[Details](https://openhardware.directory/devices/lilygo-t-qt-pro) | [Markdown](https://openhardware.directory/devices/lilygo-t-qt-pro/md)

## LILYGO T-Glass

Wearable ESP32-S3 development board with 1.1" full-color AMOLED display in a glasses prism form factor, microphone, RTC, and touch button for head-up display applications.

[Details](https://openhardware.directory/devices/lilygo-t-glass) | [Markdown](https://openhardware.directory/devices/lilygo-t-glass/md)

## LILYGO T-Mini E-Paper S3

LILYGO T-Mini E-Paper S3 is a compact ESP32-S3 board with a 1.02-inch 128×80 e-paper display, 4MB flash, 2MB PSRAM, WiFi, BLE 5, TF card slot, and support for 18350 battery. Available in 868MHz and 915MHz variants.

[Details](https://openhardware.directory/devices/lilygo-t-mini-epaper-s3) | [Markdown](https://openhardware.directory/devices/lilygo-t-mini-epaper-s3/md)

## duckyPad Pro

20-key open-source mechanical macropad with duckyScript engine, ESP32-S3, 1.5\" OLED, Bluetooth 5.0, hot-swap switches, dual rotary encoders, and microSD — a powerful Stream Deck alternative.

[Details](https://openhardware.directory/devices/duckypad-pro) | [Markdown](https://openhardware.directory/devices/duckypad-pro/md)