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Ethereum Development Tutorials

Welcome to our curated list of community tutorials.

What is EIP-4844? Proto-Danksharding and blob transactions explained

Intermediate

Patrick CollinsMay 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

layer 2

What is EIP-4844? | Blobs & Proto-danksharding

Intermediate

Patrick CollinsMay 29, 2024 10 min External

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

layer 2

Simple NFT Example

Beginner

Austin GriffithApril 24, 2024 10 min External

Build, mint, and transfer your own ERC721

solidity
smart contracts
react
nextjs
wagmi
nft
javascript
typescript
openzeppelin

Decentralized Staking App

Beginner

Austin GriffithApril 24, 2024 30 min External

Build, test, and deploy your own decentralized staking app

solidity
smart contracts
react
nextjs
wagmi
javascript
typescript
frontend

Token Vendor

Beginner

Austin GriffithApril 24, 2024 30 min External

Build a vending machine to buy and sell your own ERC20

solidity
smart contracts
react
nextjs
wagmi
javascript
typescript
frontend
erc-20
openzeppelin

Dice Game

Beginner

Austin GriffithApril 24, 2024 25 min External

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

solidity
smart contracts
react
nextjs
wagmi
javascript
typescript
frontend
openzeppelin

Build a DEX

Intermediate

Austin GriffithApril 24, 2024 60 min External

Deploy a decentralized exchange to swap an ERC20 and ETH

solidity
smart contracts
react
nextjs
wagmi
javascript
typescript
frontend
erc-20
openzeppelin

State Channel Application

Intermediate

Austin GriffithApril 24, 2024 60 min External

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

solidity
smart contracts
react
nextjs
wagmi
javascript
typescript
frontend
openzeppelin

Multisig wallet

Intermediate

Austin GriffithApril 24, 2024 90 min External

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

solidity
smart contracts
react
nextjs
wagmi
javascript
typescript
frontend
openzeppelin
signing

Learn Smart Contract Auditing, Security, and DeFi

Advanced

Cyfrin UpdraftDecember 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.

solidity
smart contracts
video
oracles
foundry
defi
fuzzing

How to Get Transaction History for an Address on Ethereum

Beginner

AlchemyJuly 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.

alchemy
querying

Learn Solidity, Blockchain Development, & Smart Contracts using Foundry

Beginner

Patrick CollinsJune 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!

solidity
smart contracts
video
oracles
nft
erc-20
foundry
mocking
testing
defi
openzeppelin
slither
storage
alchemy
block explorer
fuzzing

Formal Verification & Symbolic Execution

Intermediate

Patrick CollinsApril 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.

security

Fuzzing & Invariant Testing Introduction

Beginner

Patrick CollinsApril 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.

security

What is a Smart Contract Audit

Beginner

Patrick CollinsApril 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!

security

Build an escrow contract with Solidity and Replit

Beginner

replitMarch 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.

solidity
smart contracts
erc-721

Build a robot NFT with Solidity and Replit (part 1)

Beginner

replitMarch 24, 2023 20 min External

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

solidity
smart contracts
erc-721
nft

Build a robot NFT with Solidity and Replit (part 2)

Beginner

replitMarch 24, 2023 15 min External

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

javascript
frontend

Build a smart contract oracle with Solidity, Node.js, and Replit

Beginner

replitMarch 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-offchain systems.

solidity
oracles
javascript

devpill.me

Beginner

dcbuilderMarch 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.

frontend
backend
smart contracts
solidity

Learn EVM Opcodes Series

Beginner

Engin YILMAZ @veridelisiMarch 8, 2023NaN External

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

opcodes
foundry
smart contracts
solidity
yul
storage

Issuing And Verifying Ethereum DIDs with Metamask

Intermediate

Aw Kai ShinNovember 10, 2022 9 min External

An initial explainer on how decentralized identity works

identity

Learn Blockchain, Solidity, and Full Stack Web3 Development with JavaScript

Beginner

Patrick CollinsMay 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!

solidity
hardhat
ethers.js
smart contracts
react
nextjs
video
oracles
nft
erc-20
javascript
mocking
testing
defi
openzeppelin
slither
storage
moralis
alchemy
the graph
pinata
block explorer

How to develop an NFT Smart Contract (ERC721) with Alchemy

Beginner

Vitto RivabellaMay 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!

solidity
remix
ethers.js
smart contracts
openzeppelin
alchemy
video
nft
erc-721
alchemy
block explorer

Introduction to Foundry

Beginner

Patrick CollinsMarch 28, 2022 19 min External

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

solidity
foundry
video

How to build an on-chain DAO

Beginner

Patrick CollinsMarch 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.

solidity
typescript
hardhat
defi
dao
video

How to build an on-chain DAO

Beginner

Patrick CollinsFebruary 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.

solidity
typescript
hardhat
defi
dao

How to Connect your Smart Contracts to Metamask

Beginner

Patrick CollinsFebruary 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.

solidity
javascript
hardhat
nextjs
moralis
ethers.js
video

Full Stack Web3 — Everything You Need to Know

Beginner

Patrick CollinsFebruary 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.

solidity
javascript
hardhat
nextjs
moralis
ethers.js

Events and Logging in Solidity

Beginner

Patrick CollinsNovember 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

solidity
events
hardhat
brownie
smart contracts
javascript
python

How to become a blockchain engineer

Beginner

Patrick CollinsNovember 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.

solidity

What is Multicall?

Intermediate

Patrick CollinsOctober 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.

brownie
web3.py
video
python

Solidity, Blockchain, and Smart Contract Course

Beginner

Patrick CollinsSeptember 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.

solidity
brownie
web3.py
smart contracts
react
video
storage
oracles
nft
erc-20
python
mocking
testing
ganache

How to make NFT Art with On-Chain Metadata

Beginner

Patrick CollinsSeptember 3, 2021 180 min External

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

solidity
ethers.js
hardhat
nft
smart contracts
javascript
video

The Complete Guide to Full Stack Ethereum Development

Beginner

Nader DabitAugust 25, 2021 18 min External

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

solidity
hardhat
ethers.js
smart contracts
react

Leveraged Trading in DeFi

Beginner

Patrick CollinsJune 29, 2021 34 min External

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

solidity
web3.py
brownie
defi
smart contracts
python
video

Hardhat's tutorial for beginners

Beginner

HardhatJune 22, 2021NaN External

Hardhat's beginners guide to Ethereum contracts and dapp development

hardhat
solidity
testing
smart contracts

Aave Flash Loan Tutorial

Intermediate

Patrick CollinsMay 24, 2021 30 min External

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

solidity
web3.py
brownie
smart contracts
python
openzeppelin
proxies
video

Create your own Blockchain ERC20 Token

Beginner

Patrick CollinsMay 24, 2021 30 min External

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

solidity
web3.py
brownie
smart contracts
python
openzeppelin
erc-20
video

NFT/ERC-721/Collectible END-TO-END TUTORIAL | Deploy, List on Opensea, Host Metadata on IPFS

Beginner

Patrick CollinsMay 9, 2021 17 min External

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

solidity
web3.py
brownie
smart contracts
python
openzeppelin
video

Upgrading your Smart Contracts | A Tutorial & Introduction

Intermediate

Patrick CollinsApril 25, 2021 17 min External

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

solidity
web3.py
brownie
smart contracts
python
video
defi

How to Fetch the Current Price of Ethereum in Solidity

Beginner

Harry PapacharissiouJanuary 5, 2021NaN External

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

solidity
oracles

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