WIZnet is fabless company that provides Internet processors for the IoT. WIZnet is the only manufacturer to have patented TCP/IP technology wired into a microprocessor chip. An annual average of 10 million WIZnet chips have been used worldwide for various embedded devices. WIZnet is the leader in the trend of Open Source hardware. Their unique solution, the TCP/IP technology wired into Arduino's Ethernet shield, has been recognized as the de facto standard for IoT. (Arduino is an open-source electronic prototyping platform based on flexible hardware and software that is easy to use.)