# 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. **25 device listed.** ## DezKVM Go Open-source KVM-over-USB device for controlling headless computers from your laptop. Features HDMI capture up to 1080p 25fps, virtual keyboard/mouse via USB HID, and a browser-based interface requiring no drivers. [Details](https://openhardware.directory/devices/dezkvm-go) | [Markdown](https://openhardware.directory/devices/dezkvm-go/md) ## iCESugar-Pro FPGA Development Board Open-source Lattice ECP5 FPGA dev board with 24K LUTs, 32MB SDRAM, 32MB SPI flash, 106 GPIO pins in DDR SODIMM form factor. Supports fully open-source toolchain (Yosys + Nextpnr) and RISC-V Linux. [Details](https://openhardware.directory/devices/icesugar-pro) | [Markdown](https://openhardware.directory/devices/icesugar-pro/md) ## TimeHAT I226 NIC with PPS In/Out for RPi5 Open-source Raspberry Pi 5 PCIe HAT with Intel I226 2.5G Ethernet NIC, dual SMA connectors for 1PPS input/output, built-in TCXO, and M.2 slot for GNSS modules. Ideal for PTP grandmaster clocks. [Details](https://openhardware.directory/devices/timehat-i226) | [Markdown](https://openhardware.directory/devices/timehat-i226/md) ## Louder Raspberry HAT Plus Open-source Raspberry Pi audio HAT featuring TAS5825M Class-D amplifier with integrated DSP, delivering 32W per channel at 8 ohms. Includes 15-band parametric EQ, FIR filtering, DRC, IR input, and onboard step-down converter to power the Pi from 7-26V. [Details](https://openhardware.directory/devices/louder-raspberry-hat-plus) | [Markdown](https://openhardware.directory/devices/louder-raspberry-hat-plus/md) ## PicoGlitcher V3 Open-source voltage glitching tool for hardware security research, based on Raspberry Pi Pico 2 (RP2350) with dual high-power MOSFETs, 4 selectable voltage levels, and adjustable Schmitt trigger inputs. [Details](https://openhardware.directory/devices/picoglitcher-v3) | [Markdown](https://openhardware.directory/devices/picoglitcher-v3/md) ## pic0rick Pico Ultrasound Pulse-Echo System OSHWA-certified open-source ultrasound development kit built around the Raspberry Pi Pico (RP2040). Features a 60 Msps 10-bit ADC, AD8331 time-gain amplifier, and three-level bipolar pulser for NDT and education. [Details](https://openhardware.directory/devices/pic0rick) | [Markdown](https://openhardware.directory/devices/pic0rick/md) ## madflight FC3v2 RP2350B Flight Controller Open-source flight controller board with RP2350B MCU, 10-DOF sensor suite (gyro, accelerometer, barometer, magnetometer), INA226 battery monitor, microSD with 4-bit SDIO, and DC-DC converter. 50.7x41.6mm, 6.3g. [Details](https://openhardware.directory/devices/madflight-fc3v2-rp2350b) | [Markdown](https://openhardware.directory/devices/madflight-fc3v2-rp2350b/md) ## CUBEEK CubeSat Educational Kit Open-source 1U CubeSat educational kit powered by Arduino Pro Mini with LoRa communication, multi-sensor payload (IMU, barometer, GPS, temperature), solar-powered EPS, and ground station dashboard for learning satellite engineering. [Details](https://openhardware.directory/devices/cubeek-cubesat-educational-kit) | [Markdown](https://openhardware.directory/devices/cubeek-cubesat-educational-kit/md) ## WiFi Devboard for Flipper Zero ESP32-S2-based WiFi development board for Flipper Zero enabling wireless firmware updates, Black Magic Probe debugging over USB and WiFi, and WiFi pentesting with PMKID capture and deauth capabilities. [Details](https://openhardware.directory/devices/flipper-zero-wifi-devboard) | [Markdown](https://openhardware.directory/devices/flipper-zero-wifi-devboard/md) ## Flipper Zero Video Game Module RP2040-powered expansion module for Flipper Zero with DVI-D video output, 6-axis IMU motion sensor, 14-pin GPIO breakout, and USB-C. Fully open-source firmware and schematics. [Details](https://openhardware.directory/devices/flipper-zero-video-game-module) | [Markdown](https://openhardware.directory/devices/flipper-zero-video-game-module/md) ## Adafruit PyGamer Handheld gaming console and dev board powered by ATSAMD51J19 (120MHz Cortex-M4F) with a 1.8" TFT display, 5 NeoPixels, accelerometer, and Feather-compatible headers. Runs MakeCode Arcade, CircuitPython, or Arduino. [Details](https://openhardware.directory/devices/adafruit-pygamer) | [Markdown](https://openhardware.directory/devices/adafruit-pygamer/md) ## Adafruit HalloWing M4 Express Skull-shaped ATSAMD51J19 dev board (120MHz Cortex-M4F) with a 1.54" 240×240 IPS TFT, 4 capacitive touch inputs, 4 NeoPixels, accelerometer, speaker driver, and LiPoly charging. Perfect for Halloween props and wearables. [Details](https://openhardware.directory/devices/adafruit-hallowing-m4-express) | [Markdown](https://openhardware.directory/devices/adafruit-hallowing-m4-express/md) ## Adafruit Feather STM32F405 Express High-speed Feather-form-factor dev board with STM32F405 ARM Cortex-M4F @ 168MHz, 1MB Flash, 192KB RAM, 2MB SPI Flash, USB-C, STEMMA QT, SD card socket, and LiPo charging. Adafruit's fastest CircuitPython board. [Details](https://openhardware.directory/devices/adafruit-feather-stm32f405-express) | [Markdown](https://openhardware.directory/devices/adafruit-feather-stm32f405-express/md) ## Adafruit PyPortal Titano Large-screen IoT display board with ATSAMD51J20 + ESP32 WiFi coprocessor, 3.5" 320×480 resistive touchscreen TFT, 8MB Flash, microSD, speaker, and USB-C. Designed for Python-powered internet-connected dashboards. [Details](https://openhardware.directory/devices/adafruit-pyportal-titano) | [Markdown](https://openhardware.directory/devices/adafruit-pyportal-titano/md) ## PJRC Teensy 4.1 High-performance microcontroller with NXP i.MX RT1062 ARM Cortex-M7 @ 600MHz, 1MB RAM, 2MB Flash, 100Mbps Ethernet PHY, SD card, 55 GPIO, dual 480Mbps USB, and 3 CAN Bus. Expanded Teensy 4.0 sibling. [Details](https://openhardware.directory/devices/pjrc-teensy-4-1) | [Markdown](https://openhardware.directory/devices/pjrc-teensy-4-1/md) ## ESP32-S2-WROVER Module Bare WiFi module with Espressif ESP32-S2 single-core Xtensa LX7 @ 240MHz, 4MB Flash, 2MB PSRAM, 802.11b/g/n, native USB 1.1 OTG, and SMD pads. Intended for integration onto custom PCBs, not a standalone dev board. [Details](https://openhardware.directory/devices/esp32-s2-wrover-module) | [Markdown](https://openhardware.directory/devices/esp32-s2-wrover-module/md) ## ESP32-S2-WROVER-I Module with uFL Bare WiFi module with ESP32-S2 Xtensa LX7 @ 240MHz, 4MB Flash, 2MB PSRAM, 802.11b/g/n, native USB OTG, and a uFL connector for an external antenna. Drop-in variant of the WROVER for improved RF range. [Details](https://openhardware.directory/devices/esp32-s2-wrover-i-module-with-ufl) | [Markdown](https://openhardware.directory/devices/esp32-s2-wrover-i-module-with-ufl/md) ## ESP32-S2 Saola 1R Dev Kit Espressif official ESP32-S2-WROVER development board with dual 20-pin headers (breadboard-friendly), 8MB Flash, 2MB PSRAM, WiFi, dual Micro-USB (native USB + UART bridge), NeoPixel RGB LED, and boot/reset buttons. [Details](https://openhardware.directory/devices/esp32-s2-saola-1r-dev-kit) | [Markdown](https://openhardware.directory/devices/esp32-s2-saola-1r-dev-kit/md) ## ESP32-S2 Kaluga Dev Kit Espressif's multimedia-focused ESP32-S2 evaluation platform bundling four extension boards: audio player, capacitive touch panel, 3.2" LCD display, and camera module. Designed to showcase ESP32-S2 human-computer interaction features. [Details](https://openhardware.directory/devices/esp32-s2-kaluga-dev-kit) | [Markdown](https://openhardware.directory/devices/esp32-s2-kaluga-dev-kit/md) ## Adafruit Feather M4 CAN Express CAN-bus-capable Feather with ATSAME51J19 ARM Cortex-M4F @ 120MHz, built-in CAN transceiver + 5V booster, USB-C, 21 GPIO, 2MB SPI Flash, dual DAC, and LiPo charging. Ideal for automotive and industrial CAN Bus projects. [Details](https://openhardware.directory/devices/adafruit-feather-m4-can-express) | [Markdown](https://openhardware.directory/devices/adafruit-feather-m4-can-express/md) ## FeatherS2 ESP32-S2 Full-featured ESP32-S2 Feather-compatible board by Unexpected Maker with 16MB Flash, 8MB QSPI PSRAM, WiFi, native USB-C, 21 GPIO, STEMMA QT, APA102 RGB LED, ambient light sensor, and dual 700mA LDOs. [Details](https://openhardware.directory/devices/feathers2-esp32-s2) | [Markdown](https://openhardware.directory/devices/feathers2-esp32-s2/md) ## Adafruit Metro ESP32-S2 Arduino Uno-compatible WiFi dev board with ESP32-S2 single-core @ 240MHz, 4MB Flash, 2MB PSRAM, native USB-C, STEMMA QT, LiPoly charging, MAX17048 fuel gauge, barrel jack, and UNO shield compatibility. [Details](https://openhardware.directory/devices/adafruit-metro-esp32-s2) | [Markdown](https://openhardware.directory/devices/adafruit-metro-esp32-s2/md) ## Arduino Uno R3 The quintessential beginner microcontroller board with ATmega328P @ 16MHz, 32KB Flash, 2KB SRAM, 14 digital I/O, 6 analog inputs, USB-B for programming, DC barrel jack, and the R3 expanded shield header. Open-source hardware. [Details](https://openhardware.directory/devices/arduino-uno-r3) | [Markdown](https://openhardware.directory/devices/arduino-uno-r3/md) ## Adafruit Feather RP2040 Feather-form-factor board with Raspberry Pi RP2040 dual-core Cortex-M0+ @ 133MHz, 264KB SRAM, 8MB Flash, 21 GPIO, 4 ADC, 2 PIO peripherals, USB-C with UF2 bootloader, STEMMA QT, and LiPo charging. Runs CircuitPython and MicroPython. [Details](https://openhardware.directory/devices/adafruit-feather-rp2040) | [Markdown](https://openhardware.directory/devices/adafruit-feather-rp2040/md) ## Adafruit ItsyBitsy RP2040 Tiny 36×18mm breadboard-friendly board with Raspberry Pi RP2040 dual-core Cortex-M0+ @ 133MHz, 264KB SRAM, 8MB Flash, 23 GPIO, 4 ADC, 2 PIO peripherals, and Micro-USB. Runs CircuitPython and MicroPython. [Details](https://openhardware.directory/devices/adafruit-itsybitsy-rp2040) | [Markdown](https://openhardware.directory/devices/adafruit-itsybitsy-rp2040/md)