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OpenSea - NFT Marketplace

OpenSea is considered a decentralized exchange, the largest in the industry, for peer-to-peer trading of non-fungible tokens (NFTs) based on Ethereum and Polygon and much more network.

NFT items include digital assets based on digital art, crypto-collectibles, gaming items, digital art, and other digital resources based on the Ethereum ERC-721 and ERC-1155 standards.

Trading on this platform occurs through a smart contract, meaning your NFTs are never held in custody by any central authority.

How to interact with the OpenSea marketplace?

One of the best and easiest ways to interact with OpenSea is certainly through MetaMask for PC or desktop; while for Android or iOS, you need a wallet that interacts with DApps, such as Trust Wallet.


  1. Go to OpenSea and Connect the MetaMask extension by signing in.

2. By connecting your wallet, you can see your NFTs in the "Profile" section.

3. Clicking on your NFT, you can decide to list it for sale, choosing the method and the price at which you want to sell it, bearing in mind that OpenSea will take a 2.50% fee on the sale. If you provide your email, you will be contacted in case of NFT sale.

4. By searching in the search bar, you can explore all the NFTs listed for sale by going to a relevant collection of your interest.

5. New NFTs that are sent to your wallet, through airdrops or promotions, generally go into the "hide" section, which you can find by clicking on "more".

OpenSea ranks as the top decentralized marketplace for NFT items. If you have any NFT items, you can surely sell them on OpenSea or purchase NFTs of your interest.


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