{% hint style="info" %} Note: This documentation is primarily for developers. If you are a regular user experiencing product usage issues, please visit our Help Center or Submit a Customer Service Ticket for support. {% endhint %}

This documentation is primarily for developers. If you encounter any issues while using our products, please consult our help documentation or submit a ticket for customer service assistance.

• OneKey Official Website
• Help Center
• Submit a ticket for customer service
• Official Twitter - X

OneKey is a leading hardware and software wallet solution that provides developers with comprehensive blockchain integration capabilities.

OneKey offers complete wallet infrastructure supporting multi-chain ecosystem integration. Through our SDKs and APIs, developers can easily integrate hardware security with software convenience, providing users with secure and reliable digital asset management experiences. Supports 25+ blockchain protocols including Bitcoin, Ethereum, Solana, Cosmos, and other mainstream ecosystems.

1. 🔌 Integration Access: dApps establish connections through OneKey Provider or SDK
2. 🔒 Secure Communication: Use encrypted channels to communicate with hardware/software wallets
3. ✍️ Signature Authorization: Users confirm and sign transactions on the device
4. 📡 Transaction Broadcast: Send signed transactions to the blockchain network

Multi-Chain Support • Hardware Security • Software Convenience • Developer Friendly

🌐 DApp Integration Add wallet connection functionality to your decentralized applications	🔧 Hardware Integration Communicate and interact directly with OneKey hardware wallets	🤝 External Contribution Contribute code and functionality to the OneKey ecosystem

{% hint style="info" %} Experience OneKey Hardware SDK functionality directly in your browser! Test hardware wallet interactions and explore our comprehensive API without any setup. {% endhint %}

🔧 Try SDK Playground - Interactive SDK testing environment with live device simulation

🎪Features:

• Live hardware wallet simulation
• Real-time API testing
• Multi-chain protocol support
• No hardware device required for testing ( You could use the emulator device）

🔗 MetaMask Compatible EIP-1193 standard support	🛠️ Wallet Kit Support RainbowKit, Web3Modal, etc.	⚡ Multi-Chain Provider ETH, BTC, Solana, NEAR, etc.	🔄 WalletConnect Cross-platform connection protocol

📡 Hardware SDK Direct device communication Includes device management, multi-chain APIs and complete functionality	📱 Air Gap SDK QR code communication Offline signing secure interaction

{% hint style="success" %} Start using OneKey now! Supports hardware and software wallets to protect your digital asset security. {% endhint %}

{% hint style="warning" %} Important Note: Before using OneKey APIs in production environment, please carefully read security best practices and integration guides. {% endhint %}

• OneKey GitHub
• Logo Assets

If you can't find what you need here:

• Ask an issue on GitHub
• Check our GitHub profile

💡 Tip: This is the OneKey developer documentation navigation page. Click on the feature modules above to jump to detailed integration guides and API reference documentation.