A secure and flexible Ethereum-based multi-signature wallet designed for groups requiring collective approval for transactions. This smart contract provides a decentralized solution for managing share
The On-Chain Age Verification System is a decentralized, blockchain-based solution designed to verify users' ages securely and privately. Traditional systems rely on centralized databases, risking
The Digital Contact Card Exchange is a blockchain-based platform for secure contact sharing. Users can create, update, and retrieve contact details via smart contracts, ensuring privacy, security,
NFT-Based Photo Sharing is a Solidity smart contract on EduChain that lets creators own and trade photos as NFTs with secure, verifiable ownership. It enables fair monetization in a decentralized way.
The vision of this project is to revolutionize the way attendance is tracked in educational institutions by providing a tamper-proof, decentralized solution. By using blockchain technology, we aim to
It s a clock.
A blockchain-based Digital Treasure Hunt game using NFTs, where users can mint, discover, and trade digital treasures securely on the Ethereum network. This smart contract ensures fair ownership trans
This project implements a Solidity smart contract that allows users to track multiple Ethereum wallets on the blockchain. The Wallet Tracker enables users to add, remove, and monitor the balances of d
This project is a blockchain-based food-sharing platform where individuals can donate surplus food, and users can claim food items.
The NFT Auction House is a decentralized marketplace where users can auction their NFTs in a secure and transparent manner. It allows sellers to create auctions, bidders to place bids, and the highest
Our vision is to revolutionize event management by integrating blockchain technology, ensuring transparency, security, and efficiency in the ticketing process. With this platform, users can securely r
最多ハッカソン優勝
Manobendra Mandal
Vivek Sahu
simp1e
最多プロジェクト構築
Abhishek Yadav
VERONIKA
Hendrix Iphonk