OpenSea

OpenSea is a NFT marketplace founded in 2017 by Devin Finzer and Alex Atallah. Currently, OpenSea is first and largest NFT marketplace in the world. OpenSea makes more than 3 bln US dollars of monthly trading volume. You can buy, sell, collect and create NFTs in the platform.

Supported blockchains

OpenSea supports 3 blockchains: Ethereum, Polygon and Klatyn. The main difference between supported blockchains is “gas fee”. Customers selling or buying NFTs using Ethereum will have to pay a fee on every transaction, however Polygon blockchain is gas-free.

Supported wallets

OpenSea supports a lot of cryptocurrency wallets, which makes it a great fit for NFT lovers. The supported wallets are the following:

• MetaMask
• Coinbase
• TrustWallet
• Portis
• Fortmatic/Magic
• Venly
• Authereum
• Bitski
• Dapper
• Kaikas
• OperaTouch
• Torus
• WalletConnect
• WalletLink

Registration process

In order to create an OpenSea account you will need a crypto wallet and digital currency (ETH). You can choose any crypto wallet mentioned above, but in case you don’t own any ETH, you can choose any exchange from our reviews in order to buy some coins. Once you complete the previous steps, you will need to register account on OpenSea and connect your crypto wallet to the OpenSea account clicking on “Profile” link in your OpenSea user panel. Now you can buy and sell NFTs.

Royalty

OpenSea supports setting of up to 10% royalty on your collectibles, which makes you earn commission on secondary sales of your NFTs.

NFT gifting and minting

OpenSea allows you to make a gift out of your NFT by sending it to another OpenSea customer. You are also allowed to send your NFT directly to another ETH address.

NFT minting is free, however you will pay 2.5% on the first trade.