# 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.

**3 device listed.**

## LILYGO T-Journal

Compact ESP32-PICO-D4 camera board with OV2640 2MP sensor, 0.91-inch SSD1306 OLED display, fisheye or normal lens options, WiFi, BLE, and LiPo battery support — a minimal wireless camera module for IoT vision projects.

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

## Prokyber AI-on-the-Edge-Cam

Open-source ESP32-S3 camera board with PoE, microSD, and Stemma QT designed for AI-powered utility meter reading using the AI-on-the-edge-device firmware with TensorFlow Lite inference.

[Details](https://openhardware.directory/devices/ai-on-the-edge-cam) | [Markdown](https://openhardware.directory/devices/ai-on-the-edge-cam/md)

## Waveshare ESP32-S3-CAM-OV5640

ESP32-S3 AIoT camera board with 5MP OV5640 autofocus camera, dual-microphone array with noise cancellation, ES8311 audio codec, NS4150B speaker amplifier, battery charging, and display/camera expansion interfaces.

[Details](https://openhardware.directory/devices/waveshare-esp32-s3-cam-ov5640) | [Markdown](https://openhardware.directory/devices/waveshare-esp32-s3-cam-ov5640/md)