Today, NFTs (non-fungible tokens) are becoming increasingly popular in the world of digital assets. However, it is important to remember that in the NFT space there are many platforms and resources where you can buy, sell or create your own NFTs. Here is a list of ten popular sites specializing in NFTs:1. OpenSea (https://opensea.io) is the largest marketplace for NFT trading and exchange.2. Rarible (https://rarible.com) - a platform for creating, selling and purchasing unique tokens.3. Foundation (https://foundation.app) - marketplace for creative artists and designers.4. SuperRare (https://superrare.co) is a digital art gallery based on blockchain technology.5. Nifty Gateway (https://niftygateway.com) is a platform for exclusive NFT collections.6. Mintable (https://mintable.app) - a service for creating, selling and buying NFTs.7. KnownOrigin (https://knownorigin.io) - marketplace for artists and NFT collectors.8. AtomicMarket (https://wax.atomichub.io) is a platform for trading NFTs on the WAX.9 blockchain. BakerySwap (https://www.bakeryswap.org) is a decentralized marketplace for NFTs and DeFi.10. Axie Infinity Marketplace (https://marketplace.axieinfinity.com) is a marketplace for NFTs in the Axie Infinity gaming ecosystem. These sites provide various opportunities to create, buy and sell unique digital assets. Before using any of them, it is recommended to do additional research and read the terms and conditions of the platform.‎