@wallet-abstractor/evm

EVM chain adapter for Wallet Abstractor

Connect to MetaMask, Coinbase Wallet, and other EIP-1193 compatible wallets on Ethereum, Polygon, BSC, Arbitrum, Optimism, and more.

Installation

npm install @wallet-abstractor/core @wallet-abstractor/evm

Supported Chains

• Ethereum Mainnet (chainId: 1)
• Goerli Testnet (chainId: 5)
• Sepolia Testnet (chainId: 11155111)
• Polygon (chainId: 137)
• Polygon Amoy (chainId: 80002)
• BNB Smart Chain (chainId: 56)
• BSC Testnet (chainId: 97)
• Arbitrum One (chainId: 42161)
• Optimism (chainId: 10)
• Avalanche C-Chain (chainId: 43114)
• zkSync Era (chainId: 324)
• Base (chainId: 8453)

Supported Wallets

• MetaMask
• Coinbase Wallet
• Trust Wallet
• Any EIP-1193 compatible wallet

Quick Start

import { createAdapter } from '@wallet-abstractor/core';
import '@wallet-abstractor/evm';

const wallet = createAdapter({ 
  chain: 'evm',
  network: 'ethereum', // or 'polygon', 'bsc', 'arbitrum', etc.
});

// Connect
const account = await wallet.connect();
console.log('Connected:', account.address);

// Get balance
const balance = await wallet.getBalance();
console.log(`Balance: ${balance.formatted} ${balance.symbol}`);

// Sign message
const signature = await wallet.signMessage('Hello Ethereum!');

// Send transaction
const txHash = await wallet.sendTransaction({
  to: '0x742d35Cc6634C0532925a3b8D4e6D3b6e8d3e8B6',
  value: 1000000000000000000n, // 1 ETH
});

// Switch network
await wallet.switchNetwork(137); // Polygon

EVM-Specific Features

import { EvmAdapter } from '@wallet-abstractor/evm';

const wallet = new EvmAdapter({ network: 'ethereum' });

// Get current chain ID
const chainId = wallet.getCurrentChainId();

// Add custom network
await wallet.addNetwork(12345);

// Get provider info
import { detectWalletType, isEvmWalletAvailable } from '@wallet-abstractor/evm';

if (isEvmWalletAvailable()) {
  const walletType = detectWalletType(); // 'metamask' | 'coinbase' | 'unknown'
}

Related Packages

• @wallet-abstractor/core - Core abstraction layer
• @wallet-abstractor/solana - Solana adapter

License

MIT