🛠️ We partnered with Alchemy to bring you a FREE Ethereum Developer Bootcamp! Get started here 🛠️

Submitted!

✓

Oops! Something went wrong while submitting the form.

Announcements

Articles

Announcements

Web3 University: Season 0 Recap

Dev Education at Web3U

Announcements

Announcing Web3 University: Empowering Blockchain Developers

Dev Education at Web3U

Latest Posts

How to Deploy a Smart Contract to the Sepolia Testnet

Learn how to deploy smart contracts to the Sepolia testnet, the preferred Ethereum blockchain for testing decentralized applications.

The 12 Best Blockchain Node Providers in Web3 (2023)

Explore the Best Blockchain Node Infrastructure Companies in Web3

RECOMMENDED POSTS

How to Airdrop NFTs

Learn how to airdrop NFTs using both on-chain and off-chain implementations

How to Verify a Message Signature on Ethereum

This tutorial will teach you how to sign and verify a message signature using Web3.js and Ethers.js

How to Get Token Balance for an Address

Learn how to get the balance of a single token being held by a specific contract address.

Choosing a Web3 Network

A detailed guide to choosing which Network to deploy on for Ethereum and Layer 2s. Compares Layer 1 chains vs Layer 2 chains as well as Mainnet vs Testnet environments

How to Code and Deploy a Polygon Smart Contract

This is a step-by-step introductory tutorial that will teach you how to build and interact with a smart contract on the Polygon EVM-based sidechain. It's a great way to get started learning Solidity!

How to Mint an NFT from Code

This tutorial describes how to mint an NFT using the ethers library, and the smart contract from Part I: How to Create an NFT.

How to Send Transactions on Ethereum

This is a beginner's guide for sending Ethereum transactions in web3

What are Payable Functions in Solidity?

Learn about payable functions in Solidity, their importance in handling Ether deposits, and how to create and use them in smart contracts.

What is create-web3-dapp?

Overview for understanding the groundbreaking developer tool for code templates and web3 starter code: create-web3-dapp.

How to Create an NFT on Ethereum Tutorial

This tutorial will walk you through writing and deploying a Non Fungible (ERC721) Token smart contract using Ethereum and Inter Planetary File System (IPFS).

How to Get All Tokens Owned by an Address

Learn how to get balances of all tokens owned by an address using the Alchemy Token API.

How to Get All NFTs Owned by an Address

Learn how to get all NFTs (and their metadata) owned by an address using the Alchemy NFT API.

How to Add Alchemy RPC Endpoints to Metamask

Follow this guide if you're looking for an Infura alternative for Metamask.

How to Add Arbitrum to Metamask

This section will include ways to add Arbitrum Mainnet and Testnet as your custom MetaMask RPC node.

Solidity Data Types: Signed (int) and Unsigned Integers (uint)

Learn about Solidity data types and how to use common types such as int and uint.

What is the Solidity ABI (Application Binary Interface)?

Everything You Need to Know About Solidity's Application Binary Interface (ABI)

What is an RPC node?

Everything You Need to Know About RPC Nodes for Building in Web3

Goerli vs. Sepolia Testnet Comparison: Which is better?

Goerli vs. Sepolia Comparison: Which testnet should I choose?

Ethereum's Ropsten Testnet: A Complete Guide

Ethereum's Ropsten Testnet: A Complete Guide

What is a multi-party computation (MPC) wallet?

What is a multi-party computation (MPC) wallet?

Vittorio Rivabella

How to Get Testnet MATIC Using a Mumbai Faucet on Polygon

How to Get Testnet MATIC Using a Mumbai Faucet on Polygon

How to Get Sepolia ETH from a Faucet

How to Get Sepolia ETH from a Faucet in 60 Seconds

Polygon’s Mumbai Testnet: A Complete Guide

A Complete Guide to the Mumbai TestnetA Complete Guide to the Mumbai Testnet

The Future of DAOs: Building Out The Organizational Primitives of web3

Georgios Gontikas

How to Verify a Signed Message in Solidity

20+ Blockchain Development Tools

Emmanuel Awosika

A Developer's Guide To Ethereum Scaling Solutions

Emmanuel Awosika

The Ethereum Merge

Ethereum Sidechains vs Layer 2s: What’s the Difference?

Ethereum Sharding: An Introduction to Blockchain Sharding

3 Ways to Safely Design Utility Tokens

Leveraging OpenZeppelin Contracts and Defender to Build Secure Multisig-Owned NFTs

Stephen Lloyd Webber

A Developer's Guide To Securing Ethereum Smart Contracts

The 8 Most Important Types of DAOs You Need to Know

How to Build a Successful NFT Project

A Developer's Guide to the Web3 Stack

How to start a DAO

Web3 University: Season 0 Recap

Intro to Legal in Web3

How to Interact with Smart Contracts

The Pros and Cons of Building a DAO

What exactly is a decentralized autonomous organization? Is it the next big thing in crypto? We break down everything you need to know.

Upgrading smart contracts with Openzeppelin Upgradable Plugin

Tanadol Sirichantakul

How to Build a React Dapp with Hardhat and MetaMask

How to find the next big NFT drops on Polygon?

The Past, Present, and Future of NFTs

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

Learn BSC Programming (Binance Smart Chain)

How to Deploy Your Own ERC-20 Token

Tutorial for deploying your own ERC-20 token on Rinkeby

Your Complete Guide to Web3 Development

Learn Cadence - Fungible Token Smart Contracts on Flow

Learn Cadence - Hello World on Flow - an instructional on coding language of Flow Blockchain!