DeFiPass: Walletless Solana DeFi via Passkey Authentication

DeFiPass enables users to interact with Solana DeFi protocols using Passkey authentication instead of traditional seed phrases. By leveraging WebAuthn standards and Secp256r1 signatures, DeFiPass provides a secure, user-friendly way to access Solana DeFi without the complexity of managing seed phrases or installing browser extensions.

🚀 Features

• Passkey Authentication: Log in with device biometrics (fingerprint, face ID)
• No Seed Phrases: Enhanced security without the risk of losing seed phrases
• Jupiter Integration: Swap tokens with the best rates across Solana
• On-Chain Verification: All transactions verified on-chain via Secp256r1 signatures
• Real-time Balances: View your actual token balances from the blockchain
• Dark/Light Mode: Toggle between themes for optimal viewing experience
• Responsive Design: Works on desktop and mobile devices

🛠️ Tech Stack

Frontend

• Next.js 14 (App Router)
• React 18
• TypeScript
• Tailwind CSS
• shadcn/ui components

Authentication

• LazorKit SDK (@lazorkit/wallet)
• WebAuthn/Passkey standards
• Secp256r1 signatures

Blockchain

• Solana Web3.js
• Jupiter API for token swapping
• LazorKit on-chain program for signature verification

📋 Prerequisites

• Node.js 18+ and npm/yarn
• A modern browser that supports WebAuthn (Chrome, Firefox, Safari, Edge)
• A device with biometric capabilities (for the best experience)

🔧 Installation

1. Clone the repository:

   git clone https://github.com/codeAKstan/defipass
   cd defipass
   

2. Install dependencies:

   npm run dev
       # or
   yarn dev
   

3. Run the development server:

   npm run dev
       # or
   yarn dev
   

4. Open http://localhost:3000