Ethereum Development Tutorials

Ori Pomerantz •June 29, 2024 •4 min

This tutorial teaches the reader how to use IPFS to store the user interface for a dapp. Although the application's data and business logic are decentralized, without a censorship resistant user interface users might lose access to it anyway.

Patrick Collins •May 29, 2024 •11 min •External

What is the EIP-4844? Learn what proto-danksharding and blobs are, how they work, and how to send your first blob transaction using the new Ethereum improvement proposal

Patrick Collins •May 29, 2024 •10 min •External

What is EIP-4844? What are blob-carrying transactions?

Austin Griffith •April 24, 2024 •10 min •External

Build, mint, and transfer your own ERC721

Austin Griffith •April 24, 2024 •30 min •External

Build, test, and deploy your own decentralized staking app

Austin Griffith •April 24, 2024 •30 min •External

Build a vending machine to buy and sell your own ERC20

Austin Griffith •April 24, 2024 •25 min •External

Deploy a contract to attack a DiceGame contract and predict the randomness so you only roll winners

Austin Griffith •April 24, 2024 •60 min •External

Deploy a decentralized exchange to swap an ERC20 and ETH

Austin Griffith •April 24, 2024 •60 min •External

Create an app to lock collateral onchain, transact offchain, then finalize onchain.

Austin Griffith •April 24, 2024 •90 min •External

Deploy a multi-signature wallet where enough signatures are required to execute a transaction

Cyfrin Updraft •December 13, 2023 •1320 min •External

The ultimate web3 security course for all those looking to be top smart contract developer or security researchers. We teach you all the cutting edge skills needed to make web3 safer and start a successful career in web3 security.

Ori Pomerantz •November 1, 2023 •15 min

Using modern components such as TypeScript, React, Vite, and Wagmi, we will go over a modern, but minimal, user interface and learn how to connect a wallet to the user interface, call a smart contract to read information, send a transaction to a smart contract, and monitor events from a smart contract to identify changes.

Ori Pomerantz •September 15, 2023 •15 min

In this tutorial we dissect a scam token to see some of the tricks that scammers play, how they implement them, and how we can detect them.

Alchemy •July 1, 2023 •10 min •External

Learn how to get the full transaction history for a smart contract or a user address including external, internal, token, ERC-20, ERC-721 and ERC-1155 token transfers in a single request.

Patrick Collins •June 7, 2023 •504 min •External

This course will give you a full introduction to all of the core concepts related to blockchain, smart contracts, Solidity, ERC20s, Foundry, DeFi, Chainlink, Ethereum, upgradable smart contracts, DAOs, IPFS, and more. Follow along with the videos and you'll be a blockchain wizard in no time!

Patrick Collins •April 25, 2023 •10 min •External

We look at formal verification & symbolic execution with two Trail of Bits Web3 security team members. Additionally, we review the value these techniques bring and compare them to other tools.

Patrick Collins •April 13, 2023 •9 min •External

What is fuzz testing? What are invariant tests? We introduce how to use these tools in Web3 & Solidity and explain why they are essential, especially for security.

Tedi Mitiku •April 11, 2023 •11 min

This guide will first walk you through how to instantiate and configure a multi-client local Ethereum testnet before using the testnet to deploy & test a dApp.

Patrick Collins •April 6, 2023 •5 min •External

Smart Contract Auditing | What it is, what to expect, and where to look for one. Everything you need to know!

replit •March 24, 2023 •20 min •External

Learn how to build a simple escrow smart contract, which will include deploying your own non-fungible token (NFT) and learning more about Solidity on Ethereum.

replit •March 24, 2023 •20 min •External

Learn how to create a simple generative art NFT, ReplBots, with part 1 focusing on the smart contract deployment.

replit •March 24, 2023 •15 min •External

Continues from part 1 where you can learn how to create a frontend interface for your NFT application.

replit •March 24, 2023 •30 min •External

Learn how to use oracles in smart contracts and how oracles work internally, and gain experience with hybrid on-and-off chain systems.

dcbuilder •March 22, 2023NaN •External

devpill.me is a public good blockchain development guide aimed at becoming the go-to learning resource aggregator for building on Ethereum and its wider ecosystem of scaling solutions and applications.

Engin YILMAZ @veridelisi •March 8, 2023NaN •External

Welcome to the comprehensive series on understanding Ethereum Virtual Machine (EVM) Opcodes

Nathan H. Leung •January 12, 2023 •6 min

An overview of smart contract signature generation and verification with EIP-1271. We also walk through the EIP-1271 implementation used in Safe (previously Gnosis Safe) to provide a concrete example for smart contract developers to build on.

Aw Kai Shin •November 10, 2022 •9 min •External

An initial explainer on how decentralized identity works

Ori Pomerantz •September 15, 2022 •23 min

Learn how to create and use a caching contract for cheaper rollup transactions

Ori Pomerantz •August 15, 2022 •8 min

How to help people avoid silly mistakes

EthereumOnArm •June 10, 2022 •8 min

Flash your Raspberry Pi 4, plug in an ethernet cable, connect the SSD disk and power up the device to turn the Raspberry Pi 4 into a full Ethereum node + validator

Patrick Collins •May 26, 2022 •1920 min •External

This course will give you a full introduction to all of the core concepts related to blockchain, smart contracts, Solidity, ERC20s, full-stack Web3 dapps, DeFi, JavaScript, TypeScript, Chainlink, Ethereum, upgradable smart contracts, DAOs, the graph, Moralis, Aave, IPFS, and more. Follow along with the videos and you'll be a blockchain wizard in no time!

qbzzt •May 15, 2022 •19 min

Understanding the part of the Yellow Paper, the formal specifications for Ethereum, that explains the Ethereum virtual machine (EVM).

Vitto Rivabella •May 1, 2022 •48 min •External

A tutorial showing how to develop your first NFT smart contract quickly using OpenZeppelin, Remix, Alchemy, and Opensea. The first lesson of Road to Web3, a series of community-focused weekly Web3 development projects!

Ori Pomerantz •April 1, 2022 •14 min

Optimizing smart contracts for Optimistic Rollups

Ori Pomerantz •March 30, 2022 •33 min

How does the standard bridge for Optimism work? Why does it work this way?

Patrick Collins •March 28, 2022 •19 min •External

We build a minimal Foundry project using a staking application to show you how to work with Foundry.

Patrick Collins •March 4, 2022 •86 min •External

Using Compound and Openzeppelin as a basis, we build a 100% on-chain DAO using an ERC20 governance token for votes.

Patrick Collins •February 24, 2022 •6 min •External

Using Compound and Openzeppelin as a basis, we build a 100% on-chain DAO using an ERC20 governance token for votes.

Patrick Collins •February 11, 2022 •70 min •External

We learn exactly how web3 / blockchain / smart contract applications work in the front end using HTML and Javascript. We then go through 6 different ways you can connect your Metamask, Phantom, or other blockchain wallet address to your front end. We’ll look at popular Nextjs / React packages to make your development lifecycle 100 times easier.

Patrick Collins •February 7, 2022 •14 min •External

We learn exactly how web3 / blockchain / smart contract applications work in the front end using HTML and Javascript. We then go through 6 different ways you can connect your Metamask, Phantom, or other blockchain wallet address to your front end. We’ll look at popular Nextjs / React packages to make your development lifecycle 100 times easier.

Ori Pomerantz •December 30, 2021 •10 min

Ensuring data integrity on chain for data that is stored, mostly, off chain

Ori Pomerantz •December 30, 2021 •32 min

How to understand a contract when you don't have the source code

Patrick Collins •November 25, 2021 •5 min •External

Learn all about solidity events and logging, with hardhat and brownie examples! With video example: https://www.youtube.com/watch?v=KDYJC85eS5M

Patrick Collins •November 8, 2021 •12 min •External

We explore the steps one needs to take to enter the world as a blockchain developer and engineer. We talk about how to get there.

nstrike2 •October 25, 2021 •45 min

Introductory tutorial on writing and deploying a simple smart contract on Ethereum.

Patrick Collins •October 14, 2021 •15 min •External

Learn how to make multiple API calls to a blockchain node with a single API call to a multicall contract.

smudgil •October 6, 2021 •28 min

In this tutorial, you’ll build an NFT minter and learn how to create a full stack dapp by connecting your smart contract to a React frontend using MetaMask and Web3 tools.

Patrick Collins •September 9, 2021 •960 min •External

This course will give you a full introduction into all of the core concepts in blockchain, smart contracts, solidity, NFTs/ERC721s, ERC20s, Coding Decentralized Finance (DeFi), python and solidity, Chainlink, Ethereum, upgradable smart contracts, and full stack blockchain development.

Patrick Collins •September 3, 2021 •180 min •External

Explore the world of using SVGs to generate random NFT ImageURIs and Metadata 100% on-chain.

Nader Dabit •August 25, 2021 •18 min •External

Building Full Stack dapps with React, Ethers.js, Solidity, and Hardhat

Patrick Collins •June 29, 2021 •34 min •External

Leveraged trading is a common strategy in traditional finance, and leveraged trades are even easier to do in DeFi

Tellor •June 29, 2021 •2 min

A guide to get started with integrating the Tellor oracle into your protocol

Hardhat •June 22, 2021NaN •External

Hardhat's beginners guide to Ethereum contracts and dapp development

Patrick Collins •May 24, 2021 •30 min •External

All about upgradable smart contracts, proxies, and using delegatecall in your solidity.

Patrick Collins •May 24, 2021 •30 min •External

Deploy your smart contract to Opensea, end-to-end.

Paul Apivat •May 11, 2021 •8 min

This tutorial helps readers understand fundamental Ethereum concepts including transactions, blocks and gas by querying on-chain data with Structured Query Language (SQL).

Patrick Collins •May 9, 2021 •17 min •External

Build your own ERC20 token using Brownie, Python, and Solidity.

Ori Pomerantz •May 1, 2021 •60 min

How does the Uniswap-v2 contract work? Why is it written that way?

Patrick Collins •April 25, 2021 •17 min •External

Learn how to make contracts that use flash loans. Using Brownie, Solidity, Aave.

Sumi Mudgil •April 22, 2021 •9 min

This tutorial describes how to mint an NFT on the Ethereum blockchain using our smart contract and Web3.

Sumi Mudgil •April 22, 2021 •2 min

This tutorial describes how to view an existing NFT on MetaMask!

Sumi Mudgil •April 22, 2021 •13 min

This tutorial is Part 1 of a series on NFTs that will take you step by step on how to write and deploy a Non Fungible Token (ERC-721 token) smart contract using Ethereum and Inter Planetary File System (IPFS).

Kim YongJun •April 6, 2021 •2 min

Beginner friendly guide to sending tokens using ethers.js.

Ori Pomerantz •April 1, 2021 •20 min

Ryuya Nakamura's ERC-721 contract and how it works

elanh •March 31, 2021 •12 min

Introductory tutorial on writing and deploying a simple smart contract on Ethereum.

Ori Pomerantz •March 9, 2021 •27 min

What is in the OpenZeppelin ERC-20 contract and why is it there?

Ewa Kowalska •February 26, 2021 •6 min

Tutorial for beginners

Mario Havel •January 13, 2021 •4 min

Harry Papacharissiou •January 5, 2021NaN •External

Learn how to fetch the current price of Bitcoin, Ethereum and other cryptocurrencies in your Solidity smart contracts.

strykerin •December 31, 2020 •11 min

Deposit ERC20 tokens to the smart contract and mint Farm Tokens

Elan Halpern •December 1, 2020 •6 min

Guide to using WebSockets and Alchemy to make JSON-RPC requests and subscribe to events.

Daniel Izdebski •November 14, 2020 •7 min

Advanced Waffle tutorial for using dynamic mocking and testing contract calls

Elan Halpern •November 4, 2020 •10 min

This is a beginner friendly guide to sending Ethereum transactions using Web3. There are three main steps in order to send a transaction to the Ethereum blockchain: create, sign, and broadcast. We’ll go through all three.

Elan Halpern •October 30, 2020 •4 min

This is a beginner's guide to getting started with Ethereum development. We’ll take you from spinning up an API endpoint, to making a command line request, to writing your first web3 script! No blockchain development experience necessary!

Vladislav Starostenko •October 16, 2020 •42 min

Learn how test Solidity smart contracts and use smart contract matchers with Waffle.

MiZiet •October 16, 2020 •4 min

Make your first Waffle project with hardhat and ethers.js

Marc Garreau •September 8, 2020 •12 min

An introduction to Ethereum development, especially useful for those with knowledge of the Python programming language

Trailofbits •September 7, 2020 •6 min

An overview of three different testing and program analysis techniques

Trailofbits •September 7, 2020 •2 min

A suggested workflow for writing secure smart contracts

Trailofbits •September 6, 2020 •4 min

A checklist of security guidelines to consider when building your dapp

Markus Waas •September 6, 2020 •8 min

Blockchain is like a database but without SQL. All the data is there, but no way to access it. Let me show you how to fix this with The Graph and GraphQL.

Trailofbits •August 13, 2020 •4 min

A checklist of things to consider when interacting with tokens

Markus Waas •June 26, 2020 •6 min

What can you do to prevent your smart contracts from getting too large?

Trailofbits •June 9, 2020 •7 min

How to use Slither to automatically find bugs in smart contracts

Markus Waas •June 5, 2020 •4 min

How to setup Travis or Circle CI for Truffle testing along with useful plugins

Markus Waas •May 2, 2020 •4 min

Why you should make fun of your contracts when testing

Markus Waas •April 27, 2020 •6 min

An overview of how to use create-eth-app and its features

jdourlens •April 19, 2020 •3 min

How to call a smart contract function from JavaScript using a Dai token example

jdourlens •April 11, 2020 •3 min

How to use a smart contract to interact with a token using the Solidity language

Trailofbits •April 10, 2020 •13 min

How to use Echidna to automatically test smart contracts

jdourlens •April 7, 2020 •7 min

How to use a smart contract to interact with a token using the Solidity language

jdourlens •April 5, 2020 •4 min

How to deploy a smart contract from an existing contract and interact with it

jdourlens •April 5, 2020 •5 min

An introduction to deploying your first smart contract on an Ethereum test network

jdourlens •April 3, 2020 •4 min

An introduction to deploying your first smart contract on an Ethereum test network

jdourlens •April 3, 2020 •2 min

An introduction to smart contract events and how you can use them to log data

Alberto Cuesta Cañada •March 19, 2020 •6 min

How to put tokenized items for sale on a decentralized classifieds board

Trailofbits •January 13, 2020 •11 min

How to use Manticore to automatically find bugs in smart contracts