Chào mừng bạn đến với kho lưu trữ trung tâm để truy cập tất cả các dự án trước đây từ các hackathon của chúng tôi.
The Donation Pool Smart Contract is a blockchain-based solution designed to securely collect and manage donations using Ethereum
Mystery Box NFTs offer a unique delayed content reveal mechanism, adding excitement and anticipation for users. This Solidity smart contract ensures that NFT content remains hidden until a set time ha
A Greeting Card Contract with ETH gifting is a smart contract that allows users to send personalized messages along with Ethereum as a gift. It combines blockchain security with a thoughtful way t
A Simple Lottery is a basic and straightforward form of a lottery system where participants enter for a chance to win a prize by purchasing a ticket or meeting a participation requirement.
The Proof of Attendance Protocol (POAP) is a blockchain-based solution designed to provide verifiable proof of event attendance. By leveraging NFTs (Non-Fungible Tokens), attendees can claim unique di
The Number Guessing Game is a simple yet powerful blockchain-based smart contract that enables a decentralized guessing competition.
The Simple Lottery Smart Contract is a decentralized lottery system on Edu Chain that ensures fairness and transparency. Users enter, and a random winner is picked on-chain
**Real-Time Tracking**: Monitors interactions and logs events with precision. - **Data Analysis**: Provides insights based on collected interaction data. - **Blockchain Integration**
Build a tracker for social media engagement and rewards.
The Payment Splitter contract distributes Ether among three recipients (50%, 30%, 20%) automatically, ensuring fair and transparent fund allocation for revenue sharing and royalty distribution.
The On-Chain Petition Board is a decentralized application (DApp) that enables users to digitally sign a petition directly on the blockchain.
Rent Payment Manager is a smart contract designed to streamline rent payments with automated due date tracking and late fee enforcement.
