🔥🔥Stake your ERC721 NFTs and issue ERC20 Tokens as Rewards, A Repo to support the full video tutorial series on performing NFT Staking ERC721 and earn ERC20 tokens

TypeScript library that supports validation of any type of signature: account abstraction (ERC-1271, ERC-6492), standard signatures, ERC-712

Converts the informal ownership structure of an open-source git project to a formal DAO, with token distribution mechanisms for contributors.

This is a decentralized courses booking system built with hardhat, solidity and Ethers JS

Capture The Ether Challenges with Hardhat

Get to build a Sorting Hat dApp and make it choose one of the four Hogwarts houses for you.

Create your own NFTs with Solidity smart contract + javascript to generate random images from layers & metadata

Dapp to execute multiple payments in single transaction

This is an application build using Solidity and deployed using Javascript with the help of frameworks like hardhat and ethers.

web3 Paypal that allow users to request fund from other wallet and allow the wallet owner to pay the request

A lottery to onboard and educate the web2 community about web3.

A simple cryptocurrency implemented and deployed over the Ethereum Blockchain using Solidity, the programming language of the Ethereum Virtual Machine. The code can be implemented to specify the Name of the Cryptocurrency, the max amount of Tokens, Decimals allowed and the symbol. This can then be used to send cryptocurrencies to anyone else on …

CrimLog smart contracts

A decentralized application to interact with the MyToken, an 18 decimal token with a total supply of 1000

Integration of Uniswap - ChainLink - Aave escrow to make easier to create a habit

Reward Cards project for ETHPrague 2022.

Security essentials revision looking at re-entrancy, overflow/underflow, frontrunning, randomness pitfalls, chainlink VRF basics

30 minute for learning smart-contract.Ethers+Next.js+VsCode for frontend,Solidity+Remix IDE for backend.

Contrato de subasta (auction) en Solidity con pujas incrementales, comisión y reembolsos, desplegado en Scroll Sepolia.

smart contract