Are NFTs a fad? Where did it all begin? Learn everything you need to know about NFTs in this ultimate guide.

Tutorial for deploying your own ERC-20 token on Rinkeby

List of best practices for writing clean, well-designed smart contract code + a list of some useful tools.

A comprehensive guide on how to design mechanisms for launching an NFT project that are efficient and robust to exploitation.

Explanation of how a Web3 application is different than a Web2 app.

Build a simplified version of Twitter as a Solana dApp.

The best DeFi & Blockchain researches and tools.

Learn how to build a modern full stack dApp on the Ethereum blockchain with React, Solidity, Hardhat, and Ethers.js.

Learn how to use scaffold-eth to create Ethereum DApps

Learn about the ERC-1155 token standard and compare ERC-721 vs. ERC-1155, so you can understand the differences and when to employ each.

Have you ever experienced slow transactions or outages when working with the MetaMask wallet? Are you worried about poor gas fee estimations or inconsistent block data? Do you want a reliable way to connect to Polygon / Matic and other L2 chains? If so, this post is for you.

Step by step guide on submitting your smart contract's ABI to Etherscan so anyone can look at the contract's methods and variables and understand how to interact with it.

Despite the popularity of NFTs continuing to grow, many are tempted to write them off as 'Jpegs' or just "Art." Here's why they are so much more.

Step by step guide on interacting with a deployed Ethereum smart contract by updating a smart contract variable.

In this tutorial, we'll teach you how to create a full stack dApp by connecting your Hello World smart contract to a React frontend using Metamask and Web3 tools.

Tutorial for integrating transaction history (using the Alchemy Transfers API) into a dApp frontend.

This is a step-by-step introductory tutorial that will teach you how to create and deploy a smart contract on Ethereum.

When you send a transaction to the Ethereum blockchain, where does it go? What is a pending transaction and what happens before it gets mined? What is a mempool? Why do some of my transactions succeed and others fail?We’ll take a deep dive into the flow of a transaction on the Ethereum network, from the moment you hit “send” to the point when the transaction becomes fully mined. We’ll discuss what might go wrong and how Alchemy’s suite of developer tools might help you debug and gain visibility into this process.

One of the two primary providers of Ethereum node software has deprecated support for their client. This 8-step guide shares best practices for migrating your nodes to Geth.