Preparation: set up wallet and fill it up with ETH We recommend the MetaMask wallet and Google Chrome or another Chromium browser (Brave, Opera). You will need an Ethereum-compatible web wallet and some ETH to use the platform’s features.

However, OpenSea also supports the Polygon (MATIC) and Klaytn (KLAY) multi-chain solutions. The Ethereum blockchain for smart contracts and tokenization is still the first port of call for non-fungible tokens. Important: Ethereum-compatible web wallet Investors, at least, saw the potential in the NFT platform. Then in March 2019, it was another $23 million, and in July 2021, $100 million. in 2018, OpenSea raised $2.1 million through Y Combinator. The platform has been able to access large amounts of investment several times. The marketplace went online in January 2018, founded by Alex Atallah and Devin Finzer. Artists and traders alike come together here to buy, promote, and sell digital art. OpenSea is like the eBay for non-fungible tokens. Digital art is traded on NFT marketplaces like OpenSea. Today, digital, unique works of art, stored on the blockchain, cross the online store counter for hundreds of thousands of dollars in some cases. What initially started with digital cats like CryptoKitties turned into a billion-dollar market within a few years. Execute nvm use, if you have Node Version Manager.NFTs are the current big hype topic in crypto space. Switching to Node.js version 16 is required for SDK Version 3.0+ and to make sure common crypto dependencies work. Then you can create orders off-chain or fulfill orders on-chain, and listen to events (like ApproveAllAssets or WrapEth) in the process. Get started by requesting an API key and instantiating your own OpenSea SDK instance. It allows developers to access the official orderbook, filter it, create buy orders ( offers), create sell orders ( auctions), and complete trades programmatically.

This is the JavaScript SDK for OpenSea, the largest marketplace for NFTs. You don't have to deploy your own smart contracts or backend orderbooks. These can be ERC-721 or ERC-1155 (semi-fungible) items. With OpenSea.js, you can easily build your own native marketplace for your non-fungible tokens, or NFTs. A JavaScript library for crypto-native ecommerce: buying, selling, and bidding on any cryptogood.

Download opensea cryptokitties for free