Arch Link is an mbed enabled development board based on Nordic nRF51822 and WIZnet W5500 ethernet interfaces. With Arduino form factor, Grove connectors and micro SD interface, it is extremely easy to create a bluetooth low energy device.
Easy to use C/C++ SDK
This W5200 Ethernet Module is .NET Gadgeteer compatible, which uses the .NET Micro Framework to make writing code for your device as easy as writing a desktop, Web or Windows Phone application.
This module is composed of a fully TCP/IP stack. The Ethernet application can be easily implement..