💼 Ledger® Live Wallet – Getting Started™

🌟 What is the Ledger® Developer Portal?

The Ledger Developer Portal is the official hub for developers to access tools, APIs, SDKs, and documentation required to integrate with Ledger Live Wallet securely. Build wallets, DApps, or crypto services that interact directly with Ledger devices while keeping user keys safe 🔒.

✅ Official Ledger SDK and API access
✅ Step-by-step guides for integration
✅ Security best practices for hardware wallets
✅ Access to Ledger Live testing and deployment tools

⚙️ Developer Tools & Features

💻 Ledger Live SDK: Integrate apps with Ledger Live for wallet management and transaction signing.
🔐 Hardware API: Securely communicate with Ledger Nano X, Nano S Plus, and Stax.
🌍 Ledger Connect: Bridge web3 DApps to Ledger hardware wallets.
🧩 App Builder CLI: Compile and test custom Ledger apps.
📊 Ledger Manager API: Automate app installation and updates for users.

🧭 Getting Started for Developers

🔗 Visit the official site: Ledger.com/Start to download Ledger Live.
💾 Install Ledger Live and connect your Ledger device.

📦 Setup your development environment:

npm install @ledgerhq/hw-transport-node-hid @ledgerhq/hw-app-btc

👨‍💻 Sample usage:

import TransportNodeHid from "@ledgerhq/hw-transport-node-hid";
import AppBtc from "@ledgerhq/hw-app-btc";

(async () => {
  const transport = await TransportNodeHid.create();
  const btc = new AppBtc(transport);
  const result = await btc.getWalletPublicKey("44'/0'/0'/0");
  console.log(result);
})();

🧠 Explore official docs: Ledger Developers Portal
✅ Test your integration on blockchain testnets (Bitcoin Testnet, Ethereum Goerli, etc.).
🚀 Deploy when ready for secure Ledger Live integration.

🔗 API Overview

Device Communication API: Secure USB/Bluetooth communication.
Transaction API: Create, sign, and broadcast blockchain transactions.
App Store API: Query available apps and firmware versions.
Web3 Bridge API: Connect browser DApps with Ledger devices via Ledger Connect.

📘 Documentation: Ledger Developers Docs

🛡️ Security Guidelines

🧩 Only use official SDKs from LedgerHQ GitHub.
🚫 Never store user recovery phrases or private keys in code.
🧱 Keep Ledger Live and device firmware updated.
🔎 Verify device authenticity before testing.
📧 Beware phishing — Ledger never requests recovery phrases.

❓ Developer FAQ

💬 Can I test without a Ledger device?

Yes, use @ledgerhq/hw-transport-mocker to simulate Ledger devices in your environment 🔧.

💬 Does Ledger support multi-chain development?

Absolutely 🌈 — Bitcoin, Ethereum, Solana, Polygon, and more are supported.

💬 How do I submit my own app?

Submit via the official App Submission Portal for review 🔍.

⚠️ Disclaimer

This documentation is for educational purposes. Use all APIs, SDKs, and hardware responsibly. Ledger® SAS is not liable for misuse, data loss, or unauthorized integrations. Always verify official domains: ledger.com and

💼 Ledger® Live Wallet – Getting Started™ Developer Portal 🚀