LST Solana Demo
Stake SOL, get lSOL. Simple liquid staking with instant redemption.
Next.jsTurborepoExpress jsTypeScriptTanstack QueryHelius WebhookTailwindCSS+4 more
LST Solana Demo - Liquid Staking Solution
LST Solana Demo is a seamless liquid staking platform that displays SOL and liquid staking tokens (lSOL) balances. This platform demonstrates how a staking process could work while allowing users to maintain liquidity through tokenized staking positions.
Demo
Features
| Liquid Staking Demonstration | Instant Redemption Simulation | Secure Architecture |
|---|---|---|
| Visualize how SOL staking creates lSOL tokens that represent staked positions | See how redemption works without waiting for unbonding periods | Built on Solana's secure infrastructure with robust transaction handling |
| Real-time Analytics | Blockchain Integration | User-Friendly Interface |
|---|---|---|
| Track platform wallet balances, token circulation, and total value in real-time | Fully integrated with Solana blockchain for transparent operations | Intuitive UI designed for both beginners and experienced users |
Project Note
This is a demo project built on Solana's Devnet to showcase a simple Liquid Staking Token (LST) platform. The platform allows you to stake your SOL and receive lSOL tokens in return at a 1:1 ratio. Behind the scenes, I'm using Helius webhooks to track transfers, with a backend that handles the transfer of SOL and tokens from my wallet.
Tech Stack
| Frontend | Backend | Blockchain Integration |
|---|---|---|
| Next.js with TypeScript | Express.js API for webhook processing | Solana Web3.js for blockchain interactions |
| TailwindCSS + Shadcn UI | Turborepo for monorepo management | Solana SPL Token for token operations |
| Tanstack Query for data fetching | Helius Webhook for real-time blockchain events | bs58 for encoding/decoding |
How It Works
For Users:
- View Platform Details: See the platform wallet address and lSOL token mint address
- View Balances: Instantly see the platform's SOL balance and lSOL token circulation
- Simulated Staking: Visualize how sending SOL to the platform wallet would receive lSOL tokens
- Monitor Performance: Track the platform's token values in real-time
- Simulated Redemption: Understand how returning lSOL to the platform would receive SOL back
Technical Flow:
- Platform displays wallet address and token mint information for demonstration
- Helius webhooks detect SOL transfer transactions to the platform wallet in real-time
- Express backend validates incoming transactions and processes the request
- Backend mints equivalent lSOL tokens based on current exchange rate
- For redemption simulation, Helius detects incoming lSOL tokens
- Backend burns the lSOL and returns SOL (plus rewards) to the sender's wallet
Platform Screenshots
Benefits of Liquid Staking
- Maintain Liquidity: Use lSOL in DeFi protocols while earning staking rewards
- No Lockup Period: Avoid traditional staking lockup periods with instant redemption
- Compound Returns: Benefit from staking rewards and potential lSOL appreciation
- Simplified Staking: No need to manage validators or worry about slashing risks
- Transparent Operations: All transactions are recorded on-chain for verification
Backend Architecture
The platform runs on a robust Express.js backend that:
- Processes Helius Webhooks: Listens for on-chain events like token transfers and SOL movements
- Validates Transactions: Ensures all incoming transactions meet security requirements
- Automates Token Operations: Handles minting of lSOL when SOL is received and burning when lSOL is returned
- Maintains Exchange Rate: Calculates and updates the SOL/lSOL exchange rate based on staking rewards
- Provides Real-time Data: Exposes API endpoints for frontend to display current wallet balances and token information