OpenSea is an american (United states) on-line non-fungible token (NFT) marketplace headquartered in the big apple City. the corporate was based by Devin Finzer and Alex Atallah in 2017.
OpenSea available in the marketplace allowing non-fungible tokens to be sold-out directly at a hard and fast price, on this exchange, swapping a compatible asset can be done or through an auction, supported the Ethereum ERC-721 commonplace, the layer-2 scaling answer for Ethereum Polygon, the KIP-7 standard for Klaytn, and also the SPL standard for Solana.