NFT Types: Popular NFT Standards on Ethereum and Bitcoin
**1.ERC-721**
ERC-721 is an Ethereum token popularly used to perceive one-of-a-type assets . Each ERC-721 token is specific and can have special values and residences than every other token of the identical clever contract.
The ERC-721 token standard is usually used for 1-of-1 digital collectibles , artwork , photos, and memberships. This token is the most popular within the NFT industry. ERC-721 changed into Ethereum's first NFT token trendy, pioneered via Dapper Labs' play-to-earn “CryptoKitties” NFT series.