# 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.

**5 device listed.**

## Netduino Plus

The Netduino Plus is an open-source .NET Micro Framework microcontroller board with built-in Ethernet, Arduino-compatible pinout, and microSD slot — enabling C# development for connected embedded projects.

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

## Netduino Plus 2

The Netduino Plus 2 is an Arduino R3-compatible .NET Micro Framework development board with a 168MHz ARM Cortex-M4 processor, built-in Ethernet, microSD slot, and 12-bit ADC — offering C# programming for connected embedded applications.

[Details](https://openhardware.directory/devices/netduino-plus-2) | [Markdown](https://openhardware.directory/devices/netduino-plus-2/md)

## Netduino 3 WiFi

The Netduino 3 WiFi is a .NET Micro Framework development board with an STM32F427 ARM Cortex-M4 at 168MHz, integrated WiFi with WPA2/SSL support, Arduino shield compatibility, and 3 GOBUS expansion ports for rapid IoT prototyping in C#.

[Details](https://openhardware.directory/devices/netduino-3-wifi) | [Markdown](https://openhardware.directory/devices/netduino-3-wifi/md)

## Netduino 3

The Netduino 3 is an open-source .NET Micro Framework development board powered by the STM32F427VG ARM Cortex-M4 at 168MHz, featuring Arduino shield compatibility, 3 GOBUS ports, and 6 analog input channels for C# embedded development.

[Details](https://openhardware.directory/devices/netduino-3) | [Markdown](https://openhardware.directory/devices/netduino-3/md)

## Netduino 3 Ethernet

The Netduino 3 Ethernet is a .NET Micro Framework board with an STM32F427VI ARM Cortex-M4 at 168MHz, wired Ethernet with full TCP/IP stack, microSD storage, Arduino shield compatibility, and 3 GOBUS ports for C# network-connected embedded projects.

[Details](https://openhardware.directory/devices/netduino-3-ethernet) | [Markdown](https://openhardware.directory/devices/netduino-3-ethernet/md)