The 1st and most significant point you'll want is an Ethereum wallet. Ethereum (or Eth because it's stated from now on) is among the extra well-known cryptocurrencies used for NFTs. There are Many others with lively NFT marketplaces on them, but Opensea is mainly Eth run. Colored Cash were typical https://howtogetfreenftopensea65294.blogzag.com/57170756/top-guidelines-of-how-to-get-free-nft-opensea