USS is a decentralized application platform. It provides a series of SDKs and APIs to help developers build decentralized applications based on Javascript and side chain technology. USS is committed to creating an easy-to-use, fully functional, plug-and-play system by providing integrated industry solutions such as custom side chains, smart contracts, and application hosting. Utilizing the USS ecosystem, developers can quickly iterate their Javascript applications and publish them to the system's built-in application store. These applications can be downloaded and executed by distributed nodes in the platform, and serve ordinary users. The whole process is managed by honest The secure USS sidechain consensus network provides security guarantees.