EVM HD Wallet Manager

Professional Multi-Chain Cryptocurrency Wallet Manager
Supporting 1000+ EVM-compatible blockchain networks with advanced HD wallet generation, multi-transaction capabilities, and comprehensive network management.

🚀 Live Application

🌐 https://dtrbinh.github.io/evm_hd_wallet_manager/

No installation required - runs entirely in your browser!

✨ Key Features

🔗 Multi-Chain Support

1000+ EVM Networks: Comprehensive support via chainlist.org integration
Popular Networks: Ethereum, Polygon, BSC, Arbitrum, Optimism, Base, and many more
Live Network Switching: Switch between networks without page reload
Auto RPC Optimization: Intelligent RPC endpoint selection and fallback handling

💼 HD Wallet Management

Seed Phrase Import: Support for 12-24 word mnemonic phrases
Custom Derivation Paths: Standard Ethereum paths with customizable ranges
Batch Generation: Generate up to 100 wallets per session
Real-time Balance Checking: Progressive balance updates with visual feedback

🔄 Advanced MultiTransceiver

Multi-Send (1 → Many): Send tokens from one wallet to multiple recipients
Multi-Receive (Many → 1): Collect tokens from multiple wallets to one destination
Real-time Progress Tracking: Full-screen progress dialog with live updates
Gas Estimation: Comprehensive gas fee calculation and optimization
Transaction History: Complete transaction logging with network metadata

🎨 Modern User Interface

Glass-morphism Design: Beautiful translucent UI with modern aesthetics
Responsive Layout: Optimized for desktop, tablet, and mobile devices
Interactive Tables: Resizable columns with drag-to-resize functionality
Progressive Web App: PWA capabilities for app-like experience

🎯 Quick Start

1. Access the Application

Visit: https://dtrbinh.github.io/evm_hd_wallet_manager/

2. Network Selection

Search from 1000+ EVM-compatible networks
Use quick access buttons for popular networks
Toggle testnet inclusion as needed

3. Wallet Setup

Enter your 12-24 word seed phrase
Set derivation path range (default: 0-9)
Click "Initialize" to connect

4. Wallet Operations

Generate Wallets - Create HD wallets from seed phrase
Check Balances - Get real-time native and token balances
MultiTransceiver - Execute batch transactions
Export Data - Download wallet data and transaction history

🔧 Technical Specifications

Architecture

📁 Project Structure
├── 🌐 index.html              # Main application (SEO optimized)
├── 📋 README.md               # Project documentation
├── 🤖 robots.txt              # Search engine crawling rules
├── 🗺️ sitemap.xml             # Site structure for SEO
├── 📡 feed.xml                # RSS feed for updates
├── 🎨 styles/
│   └── main.css               # Modern glass-morphism design
├── ⚙️ scripts/
│   ├── constants.js           # Network configurations & utilities
│   ├── network-manager.js     # Chainlist.org integration
│   ├── wallet-manager.js      # HD wallet management
│   ├── multi-transceiver.js   # Batch transaction handling
│   ├── ui-controller.js       # Advanced UI management
│   └── main.js                # Application orchestration
└── 📦 static/
    ├── 🎯 icons/              # PWA icons and favicons
    └── 🖼️ assets/             # Additional static resources

Dependencies (CDN)

Web3.js 4.2.0 - Blockchain interactions and smart contracts
Ethers.js 6.14.4 - HD wallet generation and cryptographic utilities
Bootstrap 5.1.3 - Responsive UI framework
Font Awesome 6.0 - Professional icon library
SheetJS - Excel export functionality

Browser Compatibility

✅ Chrome/Edge - Full support with all features
✅ Firefox - Full support with all features
✅ Safari - Full support (iOS 14.5+ for mobile)

🌐 Network Support

Featured Networks

Network	Chain ID	Type	Status
Ethereum Mainnet	1	Mainnet	✅ Active
Polygon	137	Mainnet	✅ Active
Binance Smart Chain	56	Mainnet	✅ Active
Arbitrum One	42161	L2	✅ Active
Optimism	10	L2	✅ Active
Base	8453	L2	✅ Active
+1000 more networks	Various	All Types	✅ Active

Network Features

🔍 Advanced Search - Search by name, chain ID, or network type
🏷️ Network Icons - Visual network identification with blockchain logos
🔄 Live Switching - Change networks without losing wallet state
🧪 Testnet Support - Toggle between mainnet and testnet environments
⚡ Quick Access - One-click access to popular networks

💡 Usage Examples

Example: Multi-Send Transaction

// Scenario: Send 0.01 ETH from 1 wallet to 5 recipients
1. Select Ethereum Mainnet
2. Generate wallets (0-5 range)
3. Choose Multi-Send mode
4. Select sender wallet with sufficient balance
5. Select 5 receiver wallets
6. Set amount: 0.01 ETH per recipient
7. Calculate gas fees
8. Execute transaction with real-time tracking

Example: Multi-Receive Collection

// Scenario: Collect tokens from multiple wallets to main wallet
1. Select desired network (e.g., Polygon)
2. Choose Multi-Receive mode
3. Select main wallet as receiver
4. Select multiple sender wallets
5. Set collection amount per wallet
6. Execute batch collection with progress tracking

🔒 Security & Best Practices

Security Features

🔐 Client-Side Only - Private keys never leave your browser
🚫 No Data Transmission - All operations performed locally
🛡️ Memory-Only Storage - Private keys stored only in memory
🔍 Transaction Verification - Always verify transaction details before execution

⚠️ Important Security Warnings

Never share your seed phrase with anyone
Always use testnet for learning and experimentation
Verify transaction details before execution
Use hardware wallets for large amounts
Keep your seed phrase backed up securely

🧪 Testing Seed Phrase

For testing purposes only:

detail tumble lawsuit health feature trap security invest cart veteran lawn purse

⚠️ WARNING: This is a public seed phrase. Never use for real funds!

🚀 Advanced Features

MultiTransceiver Capabilities

Batch Processing - Handle multiple transactions efficiently
Gas Optimization - Intelligent gas price calculation
Progress Tracking - Real-time transaction status updates
Error Handling - Comprehensive error recovery and reporting
Transaction History - Complete audit trail with network metadata

User Experience Enhancements

Glass-morphism UI - Modern translucent design elements
Responsive Design - Seamless experience across all devices
Progressive Loading - Non-blocking UI updates
Toast Notifications - Non-intrusive user feedback
Keyboard Navigation - Full accessibility support

Data Management

Excel Export - Comprehensive wallet and transaction data export
Resizable Tables - Customizable column widths
Real-time Updates - Live balance and status updates
Search & Filter - Advanced data filtering capabilities

🛠️ Development & Deployment

Local Development

# Clone the repository
git clone https://github.com/dtrbinh/evm_hd_wallet_manager.git

# Navigate to project directory
cd evm_hd_wallet_manager

# Open in browser (no build process required)
open index.html

Deployment

The application is automatically deployed via GitHub Pages:

Production URL: https://dtrbinh.github.io/evm_hd_wallet_manager/
Auto-deployment: Every push to main branch
CDN Optimization: Static assets served via GitHub's CDN

📊 SEO & Performance

SEO Optimizations

✅ Meta Tags - Comprehensive SEO meta information
✅ Open Graph - Optimized social media sharing
✅ Structured Data - Rich snippets for search engines
✅ Sitemap - Complete site structure mapping
✅ RSS Feed - Content syndication for updates

Performance Features

⚡ Fast Loading - Optimized assets and CDN delivery
📱 Mobile Optimized - Progressive Web App capabilities
🔄 Caching - Intelligent browser caching strategies
🗜️ Compression - Gzip compression for faster delivery

🐛 Troubleshooting

Common Issues

Invalid Seed Phrase Error

Ensure exactly 12, 15, 18, 21, or 24 words
Check for typos and extra spaces
Use standard BIP39 word list
Verify seed phrase format

Network Connection Failed

Check internet connection
Try switching to different network
Use custom RPC URL if default fails
Clear browser cache and cookies

Transaction Failures

Verify sufficient balance for amount + gas fees
Check network congestion (increase gas price)
Ensure no nonce conflicts (wait and retry)
Verify recipient addresses are valid

Balance Check Errors

Network connectivity issues
RPC rate limiting (wait and retry)
Invalid token contract addresses
Try alternative RPC endpoints

Debug Information

Open browser console (F12) for detailed error messages and debugging information.

📄 License

This project is licensed under the MIT License - see the LICENSE file for details.

👨‍💻 Author

dtrbinh

🌐 Live Demo: dtrbinh.github.io/evm_hd_wallet_manager
📧 GitHub: @dtrbinh
🐦 Twitter: @dtrbinh

🤝 Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

Fork the project
Create your feature branch (git checkout -b feature/AmazingFeature)
Commit your changes (git commit -m 'Add some AmazingFeature')
Push to the branch (git push origin feature/AmazingFeature)
Open a Pull Request

⭐ Show Your Support

If this project helped you, please consider giving it a ⭐ on GitHub!

📈 Project Stats

Built with ❤️ by dtrbinh

Professional Multi-Chain Cryptocurrency Wallet Manager

🌐 Try it now • 📚 Documentation • 🐛 Report Bug • 💡 Request Feature

Name		Name	Last commit message	Last commit date
Latest commit History 37 Commits
scripts		scripts
static		static
styles		styles
.htaccess		.htaccess
404.html		404.html
README.md		README.md
SECURITY.md		SECURITY.md
feed.xml		feed.xml
index.html		index.html
robots.txt		robots.txt
sitemap.xml		sitemap.xml

dtrbinh/evm_hd_wallet_manager

Folders and files

Latest commit

History

Repository files navigation