This repository contains a smart contract for an ERC20 token that allows an admin to restrict specified addresses from sending and receiving tokens. The contract is built using the OpenZeppelin framework, which provides a set of reusable smart contracts for building secure and reliable blockchain applications.

Alchemy University Governance Week 7

Simple hardhat project with a token smartcontract from openzepppelin wizard on sepolia testnet

This project allows collectors to choose a particular breed they want and a random NFT within that breed is assigned to them

In this couse I learn to use the repository of Open Zeppelin , so I can implement functionalities that are safe to use on smart contracts

Immutable messaging dApp on Ethereum Sepolia — Fullstack Web3 with Next.js & Solidity

WEB 3.0 Application Development with solidity language to implement smart contracts - Blockchain

Testnet SmartContract for learning purposes

This is PayFoot's ERC-20 smart contract, whose tokens are used as stablecoins in their ecosystem.

NFT Smart Contract (ERC721)

Smart contracts deployed to Klaytn Baobab test network.

Robinhood-inspired token swapper helps users to own custom asset tokens from the application by initially investing Ethereum in exchange for tokens. Sidebar helps in keeping track of cryptocurrencies' performance through real-time API. The user is provided with the ability to view the balance of the connected wallet of MetaMask. Each transaction…

2022 14th鐵人賽區塊鏈系列教學文章，使用solidity語言所撰寫的ERC-721Token 鑄造智能合約

An implementation of Wrapped Ether (WETH), an ERC-20 compatible version of Ether (ETH).

Ethereum-based blockchain application

A DAO that is created for education purpose only. Feel free to fork!

This repository contains the Solidity smart contract of Enso, a detailed list of features and deployment instructions.

NFT Minting - Solidity Contract

This dapp is built on the Ethereum network. In this dapp user can mint unique Crypto Dev NFT for 0.01 ether during public sale. But if the user is whitelisted then that user can mint before the public sale. because there are only 20 unique ERC721 nft available. The duration of pre sale is 5 minutes before public sale strats.