Solana Multiplayer Poker – Real-Time Texas Hold'em dApp with Anchor

A full-stack Solana dApp for real-time multiplayer Texas Hold'em poker. Built with Anchor (Rust) for on-chain game logic and React for the frontend, featuring real-time WebSocket event subscriptions for live game state synchronization.

🎮 Features

• 🔄 Real-Time Multiplayer Sync: WebSocket subscriptions (programSubscribe, accountSubscribe, logsSubscribe) for live game updates without polling
• 🎯 Full Texas Hold'em Rules: Preflop, flop, turn, river, showdown with proper betting rounds
• 👥 Multi-Table Support: Create and join tables with 2-9 players per table
• 💰 On-Chain Game Logic: All game state managed by Solana program (PDAs)
• 🎨 Animated UI: Card flips, chip movements, and smooth transitions with Framer Motion
• 🔐 Wallet Integration: Connect with Phantom, Backpack, and other Solana wallets
• ⚡ Real-Time Events: Anchor events emitted for every action (player joined, game started, actions taken, pot distributed)
• 🎲 Provably Fair: Commitment scheme for card dealing (can be extended with VRF)

🛠️ Tech Stack

Solana Program

• Anchor 0.30.0 - Solana framework
• Rust - Program logic
• PDAs - Table and player state management
• Anchor Events - Real-time event emission

Frontend

• React 19 + Vite + TypeScript
• @solana/web3.js - WebSocket PubSub subscriptions
• @solana/wallet-adapter-react - Wallet integration
• @coral-xyz/anchor - Anchor client
• Framer Motion - Animations
• Tailwind CSS v4 - Styling
• Zustand - State management

📋 Prerequisites

• Rust (latest stable)
• Anchor 0.30.0+ (cargo install --git https://github.com/coral-xyz/anchor avm && avm install latest && avm use latest)
• Solana CLI 1.18.0+
• Node.js 18+ and npm
• Solana Wallet (Phantom, Backpack, etc.)

🚀 Quick Start

1. Clone and Install

cd Solana-Multiplayer-Poker-1

# Install Anchor dependencies
anchor build

# Install frontend dependencies
cd frontend
npm install

2. Start Local Validator

# Terminal 1: Start local Solana validator
solana-test-validator

3. Deploy Program

# Terminal 2: Deploy to localnet
anchor deploy

4. Start Frontend

# Terminal 3: Start frontend dev server
cd frontend
npm run dev

5. Open in Browser

Navigate to http://localhost:5174 and connect your wallet!

🎮 How to Play

1. Connect Wallet: Click the wallet button and connect your Solana wallet
2. Create Table: Set blinds, max players, and buy-in, then create a table
3. Join Table: Other players can join your table or you can join existing tables
4. Start Game: Once 2+ players are seated, click "Start Game"
5. Play Rounds:
   • Preflop: Hole cards dealt, betting round
   • Flop: 3 community cards, betting round
   • Turn: 4th community card, betting round
   • River: 5th community card, final betting round
   • Showdown: Reveal cards, determine winners
6. Take Actions: Fold, Check, Call, Raise, or All-In when it's your turn
7. Real-Time Updates: Watch the game update in real-time as other players act

Contact

• Telegram: https://t.me/CasinoCutup
• Twitter: https://x.com/CasinoCutup