NFTs marketplace / Solidity / Hardhat / Polygon / React / Ethers / Metamask / IPFS

Featuring a variety of blockchain projects, the repository includes practical applications of blockchain technology, from simple smart contracts to complex decentralized applications (DApps). It offers hands-on examples for exploring blockchain development.

This project demonstrates how to use Hardhat and Solidity to deploy an arbitrage scanner to scrape data from multiple decentralized exchanges in a single RPC call.

English auction DAPP and smartcontracts

PopUp Learning DApp is a decentralized application designed to enhance learning through interactive challenges, rewards, and NFTs. Users can create, view, and participate in challenges, mint NFTs, and explore a marketplace for trading.

A web3 crypto lottery app using smart contract with Solidity, connected to Metamask wallet, and deployed on Thirdweb

Simple Frontend Site for funding based on ethereum blockchain using ethers

Add a metadata object to your hardhat networks

Learning project. Creating and deploying smart contract

This is a fund me project made using hardhat, js and solidity. Courtesy Free Code Camp and Patrick Collins

rust did:eth resolver demo

Interfaz y servidor para DEX simple con Node.js/Express, Ethers.js y conexión a Scroll Sepolia.

This directory uses git submodules. It contains some blockchain projects built with different languages, frameworks and other tools: solidity, brownie, hardhat, javascript, reactJS, among others.

文件上传至IPFS-使用钱包调试合于-使用钱包部署合约

Peiko Platform is a multi-utility Web3 ecosystem that combines staking, casino-style gaming, sports betting, and an educational academy into a single hub. Users can stake tokens, play interactive games, bet on sports events, and learn about crypto fundamentals — all in one place.

The Buny Project - Avalanche Token Factory and NFT marketplace

This is a Full-Stack Complete and Device Responsive Web3 Ethereum Transaction App Project named: "Krypt", developed with ReactJs, TailwindCss, Ethers and Hardhat to practice my Web3 Developer skills

"Hardhat Smart Contract Lottery" is a blockchain project that leverages Ethereum smart contracts to implement a lottery system. Developed using Hardhat, this project provides a comprehensive setup for Solidity development, testing, and deployment.

Creation of an ERC20 Swapper based on UniswapV3 Protocol. It allows user to exchange Ether for a given ERC20 token if there is enough liquidity.

A highly interactive game where user mint a membership token to get access, play and compete with each other for the top position which is displayed on the dashboard