An NFT marketplace is a platform enabling traders or NFT enthusiasts to buy & sell non-fungible tokens, including digital assets and collectibles. It is equipped with vital features like bid & buy, search filters, wallet, etc. Moreover, it is operated on the blockchain network. Some common blockchain networks are Ethereum, Binance Smart Chain, TRON, Flow, Wax, etc. However, the most common Ethereum standard protocols are ERC-721, ERC-1155, and ERC-998.