ChainShare

A decentralized file sharing platform built on blockchain technology.

Overview

ChainShare allows users to securely share files using IPFS for storage and Ethereum blockchain for access control and file metadata management.

Features Status

• Web3 wallet integration (MetaMask)
• File upload interface with drag & drop
• Smart contract for file metadata storage
• Responsive UI with Tailwind CSS
• IPFS integration for file storage
• File listing and management
• Access control and sharing
• Encrypted file sharing

Tech Stack

• Frontend: Next.js 14, React 18, TypeScript, Tailwind CSS
• Blockchain: Ethereum, Solidity, Hardhat
• Storage: IPFS
• Web3: web3.js

Getting Started

Prerequisites

• Node.js 18+
• MetaMask browser extension

Installation

1. Clone the repository
2. Install dependencies:

npm install

3. Run the development server:

npm run dev

4. Open http://localhost:3000 in your browser

Smart Contract

The FileShare contract handles file metadata storage and access control on the Ethereum blockchain. Deploy using Hardhat:

npx hardhat node
npx hardhat run scripts/deploy.js --network localhost

Development Status

This is an active development project implementing core blockchain file sharing functionality. Currently includes wallet connection, file upload UI, and smart contract foundation.

License

MIT