Open source hardware is hardware whose design is made publicly available so that anyone can study, modify, distribute, make, and sell the design or hardware based on that design. The hardware's source, the design from which it is made, is available in the preferred format for making modifications to it.
WIZwiki-W7500P is a SoC platform board based on the W7500P chip ( ARM Cortex-M0 that integrates 128KB Flash and hardwired TCP/IP core, MAC & PHY. If you use WIZwiki-W7500P board, you can easily evaluate the W7500P and test its performance and all functions.
ioShield-L is an Ethernet BoosterPack for MSP430 LaunchPad development board(MSP-EXP430G2, TI).
ioShield-K is an Ethernet Shield for GR-KURUMI(Gadget Renesas KURUMI).
W5500 Ethernet shield is designed using the WIZnet W5500 chip. Please click the link for the further information about W5500. It supports both 3.3V & 5V. This Ethernet Shield is compatible with Arduino and ARM mbed Platform.
W5200 Ethernet Shield is compatible with Official Arduino Ethernet Shield and supports fast SPI and 8 sockets.