One of the top NFT marketplaces is OpenSea, which offers a platform for artists to list their NFTs for sale and allows consumers or collectors to select from its incredible selection. OpenSea is an NFT platform built on the Ethereum blockchain that provides a straightforward and secure trading environment. Anyone who wants to create their own NFTs can do so because the market accepts more than 150 different payment tokens, while Ethereum (ETH) continues to be the preferred one. You can start to build your own NFT marketplace from scratch. Planning, designing, developing, testing, and launching are the essential processes. Here, you have complete control over how your platform should operate. With all the blockchain requirements met, you can own a distinctive platform.