OpenSea is a non-financial transaction (NFT) platform connecting sellers with possible buyers. On the market right now, there are millions of NFTs available. Don’t get the wrong idea, though: the massive demand resulted in an even greater supply.NFTs are cryptographic tokens that are issued and kept on the blockchain. You’ll need a wallet to connect to OpenSea to start minting NFTs. There are a few possibilities here, like create NFT minting website but we’ll recommend and use it because MetaMask is the most common.