HashPack Wallet

Integrate HashPack for Hedera blockchain login, transaction signing, DApp connection, and account balance retrieval in web applications.

Audits

Pass

Install

openclaw skills install hashpack-wallet

HashPack Wallet Integration

Quick Start

// Detect HashPack
const hashpack = (window as any).hashpack;

// Connect
const result = await hashpack.connect();

// Get account ID
const accountId = result.accountId; // e.g., "0.0.12345"

Account ID Format

Hedera account IDs are format: 0.0.12345 (shard.realm.num)

Key Methods

// Connect (opens popup)
await hashpack.connect();

// Sign and submit transaction
const tx = new TransferTransaction()
  .addHbarTransfer(from, -10)
  .addHbarTransfer(to, 10);
await hashpack.signTransaction(tx);

// Get balance
const balance = await new AccountBalanceQuery()
  .setAccountId(accountId)
  .execute(client);

// Disconnect
hashpack.disconnect();

Environment

  • Mainnet: https://mainnet.hashio.io/api
  • Testnet: https://testnet.hashio.io/api
  • Previewnet: https://previewnet.hashio.io/api

Transaction Types

  • TransferTransaction - Send HBAR/tokens
  • ContractExecuteTransaction - Call contract
  • TokenAssociateTransaction - Associate with token
  • TokenMintTransaction - Mint tokens
  • TopicCreateTransaction - Create HCS topic