The Native Client SDK is an open-source technology designed to facilitate the execution of natively compiled code within web browsers, specifically targeting Chrome. It aims to provide a balance between performance and security, ensuring that web applications maintain the portability across different operating systems while adhering to safety standards. The SDK includes various examples that showcase the application programming interface (API) usage and essential concepts, making it easier for developers to understand and implement the technology in their projects.

As a free add-on for Chrome, the Native Client SDK serves as a valuable tool for developers looking to enhance their web applications with native code capabilities. The examples provided within the SDK offer practical insights into how to leverage the features of Native Client effectively. This SDK is particularly useful for those who want to build high-performance web applications without sacrificing the security and portability that users expect.