Open Hardware

Open Hardware Directory

Find Devices Flashable with Your Own Firmware.

Build your own ideas using ready-made boards — no electrical engineering degree required. Flash your firmware, customise the hardware, and make it do exactly what you want.

Horizontal console-style devices with displays

12results

BigTreeTech TFT35-SPI V2.1

Display

3.5-inch 480x320 SPI touchscreen display for 3D printers, designed for CB1-based boards. Uses ILI9488 SPI LCD driver and NS2009 I2C touch controller, includes an IO2CAN module option.

Controlled by host CPU via SPI/I2CN/A (host-controlled)N/A (host-controlled)

3D Printing

View

LILYGO T4 S3

ESP32 S3

LILYGO T4 S3 is an ESP32-S3 development board with a 2.41-inch AMOLED touchscreen (450x600), 16MB flash, 8MB PSRAM, microSD slot, Wi-Fi, and Bluetooth 5 LE.

ESP32-S3R8512KB SRAM16MBWiFi 802.11 b/g/nBLE BLE 5.0

iot Smart Home Dashboard Smart Home Digital Signage Media Player

~$57View

LILYGO T-Connect Pro

Dev Board

ESP32-S3 three-board stack with SX1262 LoRa, CAN, RS485, RS232, Ethernet (W5500), relay, capacitive touch LCD, and DC input — a versatile industrial IoT gateway with long-range wireless.

ESP32-S3-R8 Xtensa LX7 dual-core @ 240MHz512KB SRAM16MBWiFi 802.11 b/g/nBLE BLE 5.0Ethernet 10/100 Mbps W5500

Industrial Automation Iot Gateway Lora Mesh Networking Wired Networking

~$61View

LILYGO T4

ESP32

LILYGO T4 is an ESP32 development board with 8MB PSRAM, optional 2.2 or 2.4-inch ILI9341 TFT LCD display, Wi-Fi, Bluetooth 4.2 BLE, and Li-Po battery support.

ESP32520KB SRAM4MBWiFi 802.11 b/g/nBLE BLE 4.2

iot Smart Home Smart Home Dashboard Digital Signage

~$17View

LILYGO T-Display K230

K230

AI-capable development board powered by KENDRYTE K230 dual-core 64-bit RISC-V SoC running at 1.6GHz with KPU neural network accelerator, 4.1" AMOLED display, and LoRa connectivity in multiple frequency bands.

Canaan K230 Dual-core RISC-V (1.6GHz + 800MHz)512MB LPDDR416MB eMMC

iot Security Camera Smart Home Dashboard Digital Signage

~$99View

Mesh Detect 2

Sensor Module

Open-source ESP32-S3 device that detects FAA Remote ID drone broadcasts and BLE devices, reporting alerts over the Meshtastic LoRa mesh network. Uses XIAO ESP32-S3 + Heltec V3.

Xtensa LX7 dual-core @ 240MHz (x2 — XIAO ESP32-S3 + Heltec V3 ESP32-S3)512KB SRAM (per ESP32-S3)8MBWiFi 802.11 b/g/nBLE BLE 5.0Zigbee falseEthernet false

Drone Detection Ble Device Detection Airspace Monitoring Lora Mesh Networking Security Research Meshtastic Mesh Presence Detection

~$110View

LILYGO LoRa V1.3

ESP32

LILYGO LoRa V1.3 is an ESP32 development board with SX1276 LoRa radio at 868/915 MHz, optional 0.96-inch OLED display, Wi-Fi, BLE, and 4MB flash for IoT and LoRa applications.

ESP32520KB SRAM4MBWiFi 802.11 b/g/nBLE BLE 4.2

Lora Mesh Networking Off Grid Communication iot Environmental Monitoring Iot Gateway

~$18View

LILYGO T-Circle S3

Dev Board

Compact ESP32-S3 board with a 0.75" round 160×160 TFT LCD (GC9D01N), 16MB flash, 8MB PSRAM, WiFi, and BLE 5 for wearable watchface and circular display applications.

Xtensa LX7 dual-core @ 240MHz, FPU, AI instructions512KB SRAM16MBWiFi 802.11 b/g/nBLE BLE 5.0

Smart Watch Wearable Display Smart Display

~$24View

M5Stack Air Quality Kit v1.1

Dev Board

ESP32-S3 based air quality monitor with SEN55 particulate/VOC sensor, SCD40 CO2 sensor, 1.54" e-ink display, 600mAh battery, and Grove connector.

ESP32-S3FN8512KB SRAM8 MBWiFi WiFi 4BLE BLE 5.0

Air Quality Monitoring Environmental Monitoring Smart Home Indoor Air Quality

~$90View

LILYGO T-Camera S3

Dev Board

ESP32-S3 camera development board with OV2640 2MP sensor, 0.96-inch OLED display, 16MB flash, 8MB PSRAM, WiFi, and BLE 5.0 — a ready-to-use platform for WiFi streaming cameras and computer vision projects.

Xtensa LX7 dual-core @ 240MHz, FPU, AI vector extensions, HW crypto (AES/SHA/RSA)512KB SRAM16MBWiFi 802.11 b/g/nBLE BLE 5.0

Security Camera iot Environmental Monitoring

~$17View

ESP32-S3 Box

Dev Board

Espressif AIoT development kit with ESP32-S3, a 2.4″ 320×240 capacitive touchscreen, dual microphones, speaker, 16 MB Flash, 8 MB PSRAM, WiFi, BLE 5, and Pmod expansion.

Xtensa LX7 dual-core @ 240 MHz (ESP32-S3)512 KB SRAM + 8 MB PSRAM16MBWiFi 2.4GHz 802.11 b/g/nBLE BLE 5.0

Smart Home Voice Assistant Smart Home Dashboard iot

~$50View

Waveshare RaspRover

Robot Platform

Open-source 4WD AI robot with dual-controller architecture (ESP32 + Raspberry Pi), 5MP 160-degree camera, pan-tilt module, audio system, computer vision via OpenCV/MediaPipe, and ROS2 support for AI robotics education.

ESP32-WROOM-32 + Raspberry Pi 4B/5520KB SRAM4MBWiFi 802.11 b/g/nBLE BLE 4.2

Mobile Robot Computer Vision Autonomous Navigation Stem Kit Voice Assistant Ros2 Robot

~$175View

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