A lightweight CLI for generating Bitcoin cold wallets, managing keys, and signing transactions offline.

Full documentation, command reference, and examples at bitcold.dev

Install

npm install -g bitcold

Quick Start

# Create a wallet
bitcold wallet create --alias my-wallet

# Show wallet details
bitcold wallet show my-wallet --private --mnemonic

# Sign a transaction
bitcold tx sign --from my-wallet@default --to bc1q... \
  --amount 50000 --fee 1500 --utxo <txid:vout:value>