Sui, developed by MystenLabs, is a next-generation smart contract platform that leverages the Move programming language. It offers high throughput, low latency, and an asset-oriented programming model. Key features include unmatched scalability, instant settlement, a safe smart contract language for mainstream developers, and a better user experience for web3 apps. Sui is designed to scale with the growth of web3, offering industry-leading performance, cost, programmability, and usability. It is the first internet-scale programmable blockchain platform, aiming to be a foundational layer for web3.