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Made by Antonio Ramirez

@tetherto/wdk-wallet-evm

1.0.0-beta.14

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@tetherto/wdk-wallet-evm

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Note: This package is currently in beta. Please test thoroughly in development environments before using in production.

A simple and secure package to manage BIP-44 wallets for EVM-compatible blockchains. This package provides a clean API for creating, managing, and interacting with Ethereum-compatible wallets using BIP-39 seed phrases and EVM-specific derivation paths.

About WDK

This module is part of the WDK (Wallet Development Kit) project, which empowers developers to build secure, non-custodial wallets with unified blockchain access, stateless architecture, and complete user control.

For detailed documentation about the complete WDK ecosystem, visit docs.wdk.tether.io.

Installation

npm install @tetherto/wdk-wallet-evm

Quick Start

import WalletManagerEvm from '@tetherto/wdk-wallet-evm'

const seedPhrase = 'abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon abandon about'

const wallet = new WalletManagerEvm(seedPhrase, {
  provider: 'https://sepolia.drpc.org',
})

const account = await wallet.getAccount(0)
const address = await account.getAddress()
console.log('Address:', address)

wallet.dispose()

Key Capabilities

  • BIP-39 Seed Phrase Support: Generate and validate mnemonic seed phrases
  • BIP-44 Derivation Paths: Standard Ethereum derivation (m/44'/60')
  • Multi-Account Management: Derive multiple accounts from a single seed phrase
  • EIP-1559 Transaction Support: Modern fee estimation and transaction sending
  • ERC-20 Token Support: Query balances and transfer tokens
  • Message Signing: Sign and verify messages (EIP-191 and EIP-712)
  • Fee Estimation: Real-time network fee rates with normal/fast tiers
  • Secure Memory Disposal: Clear private keys from memory when done

Compatibility

  • Ethereum Mainnet and testnets (Sepolia)
  • Layer 2 Networks: Arbitrum, Optimism, Base
  • Other EVM Chains: Polygon, Avalanche C-Chain, and any EVM-compatible chain

Documentation

TopicDescriptionLink
OverviewModule overview and feature summaryWallet EVM Overview
UsageEnd-to-end integration walkthroughWallet EVM Usage
ConfigurationProvider, fees, and network configurationWallet EVM Configuration
API ReferenceComplete class and type referenceWallet EVM API Reference

Examples

ExampleDescription
Create WalletInitialize a wallet manager and derive accounts from a seed phrase
Manage AccountsWork with multiple accounts and custom derivation paths
Check BalancesQuery native token and ERC-20 balances for owned accounts
Read-Only AccountMonitor balances for any address without a private key
Send TransactionEstimate fees and send native token transactions (EIP-1559 + legacy)
Token TransferTransfer ERC-20 tokens and estimate transfer fees
Sign & Verify MessageSign messages and verify signatures
Fee ManagementRetrieve current network fee rates
Memory ManagementSecurely dispose wallets and clear private keys from memory

For detailed walkthroughs, see the Usage Guide. See all runnable examples in the wdk-examples repository.

Community

Join the WDK Discord to connect with other developers.

Support

For support, please open an issue on GitHub or reach out via email.

Contributing

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

License

This project is licensed under the Apache License 2.0 - see the LICENSE file for details.