OpenSea is the world’s leading peer-to-peer marketplace for NFTs, enabling users to create, buy, sell, and explore digital assets including art, collectibles, music, virtual items, and domain names. Built on Ethereum and supporting other chains like Polygon and Solana, OpenSea empowers creators and collectors through customizable storefronts, royalty structures, and decentralized trading tools. With a user-friendly interface and robust infrastructure, OpenSea remains a foundational platform for the NFT ecosystem and Web3 culture.