Getting started

The basics of tokens, NFTs, and blockchain

New to the world of tokens, NFTs, and blockchain? We've got you covered with the 10 beginner-level articles you need to jump start.

Guides

1
What is a token?
A token is a programmable digital asset issued by a smart contract on a blockchain.
Read
2
What is an NFT?
OpenSea's guide to NFTs. A step-by-step introduction to what you need to know.
Read
3
How to buy an NFT
Read our step-by-step guide to buying NFTs, from finding an NFT you like making a purchase.
Read
4
How to sell an NFT
From art and photography to sports and gaming, selling an NFT using OpenSea is easy.
Read
5
Minting vs. Dropping an NFT: What’s the difference?
Learn all about the different between these two NFT terms.
Read
6
What is web3?
At its core, web3 is a decentralized internet built on blockchain technology to give back power to users in the form of ownership. Learn more about why web3 matters.
Read
7
What is blockchain?
Interested to learn about the blockchain? Our guide explores what it is, common use cases, how it improves trust in record keeping and transactions, and more.
Read
8
What is cryptocurrency?
Cryptocurrency is a digital currency that exists on the decentralized blockchain system. Our cryptocurrency guide explains how it works, its advantages, and more.
Read
9
What is a crypto wallet?
A crypto wallet helps you buy, sell, and store your cryptocurrency and (in many cases) your NFTs.
Read
10
Who is OpenSea?
OpenSea is the largest NFT marketplace. Using OpenSea, you can buy and sell all kinds of NFTs across multiple blockchains.
Read