Decentralized Application to verify the authenticity of Academic Certificates

Welcome to Cryptomon, A fun Pokemon Game available on ropsten testnet. We integrated a fun pokemon game with an extra twist of blockchain. As we hear a lot about blockchain and NFT's in every field, we implement the blockchain concept for pokemon game lovers.

Welcome to Cryptomon, A fun Pokemon Game available on ropsten testnet. We integrated a fun pokemon game with an extra twist of blockchain. As we hear a lot about blockchain and NFT's in every field, we implement the blockchain concept for pokemon game lovers.

A Web3 application built using React with Vite, Tailwind.css for styling, smart contract written in Solidity, using Alchemy for the backend, built on top of Ropsten Test Network for ethereum, using MetaMask for authentication and wallet, capable of sending Ethereum from one wallet to another and transactions shown using gifs fetched from develop…

D-Med is a decentralized solution for Electronic Medical Records sharing systems (EMR) based on Ethereum network and IPFS technology.

Welcome to Cryptomon, A fun Pokemon Game available on ropsten testnet. We integrated a fun pokemon game with an extra twist of blockchain. As we hear a lot about blockchain and NFT's in every field, we implement the blockchain concept for pokemon game lovers.

This app will be a fully functional NFT marketplace deployed on the Ropsten Ethereum network.

An end-to-end blockchain decentralized loan application (P2P) where borrowers can request a loan from the Lender and Lender can approve the request and lend loan to Borrowers.

Frontend: React + tailwindcss, Backend: solidity - every metamask user can connect and send ETH, gif, message to any address. Later on, It will appear all transactions in the bottom of main page.

A decentralised ethereum based electronic voting system using linkable ring signatures

Blockchain based IPL teams voting app. Frontend using ReactJS .Ethereum at backend as a public blockchain .

A decentralized fundraising application.

This app is a PoC of a room booking system built on public blockchain. #solidity #smartcontract #ethereum

A decentralized application for keeping track of items through a supply chain.

Voting example implementation using solidity 0.8.0

Simple ERC721 token contract. An interesting thing in this project is that is stored the JSON Schema hash and not JSON Schema itself. The contract is in 0x06df31d4c9fc358c58e8958ba99c2991d6770ab5 in Ropsten testnet.

Contracts; - Sample ERC20 Token - Crowd Funding - Voting - Mocha & Chai - ropsten-testnet

Smart contract written in Solidity, tested with Hardhat, and deployed on the Ethereum Ropsten test network, using a Metamask virtual wallet.

Kind of writeups for web3 CTFs & challenges