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Waterfall is a trading and pricing protocol for NFTs on Base that enables instant price discovery through prediction market-style shard trading.
OpenSea runs a peer-to-peer NFT marketplace for digital goods, using blockchain technology across multiple industries.
OpenSea operates as a peer-to-peer marketplace for non-fungible tokens (NFTs), enabling the sale of digital goods. The platform is built on blockchain technology and serves industries including collectibles, gaming, digital art, and domain names.
As the world's first and largest marketplace of its kind, OpenSea has established significant market leadership in the NFT ecosystem, facilitating direct transactions between buyers and sellers.