% bitcoin, btc, cryptocurrency, wallet

# Start Bitcoin daemon
bitcoind

# Start daemon with options
bitcoind -daemon -server

# Stop daemon
bitcoin-cli stop

# Get blockchain info
bitcoin-cli getblockchaininfo

# Get network info
bitcoin-cli getnetworkinfo

# Get wallet info
bitcoin-cli getwalletinfo

# Create new wallet
bitcoin-cli createwallet "<wallet_name>"

# Load wallet
bitcoin-cli loadwallet "<wallet_name>"

# List wallets
bitcoin-cli listwallets

# Generate new address
bitcoin-cli getnewaddress

# Generate new address with label
bitcoin-cli getnewaddress "<label>"

# Get balance
bitcoin-cli getbalance

# List unspent outputs
bitcoin-cli listunspent

# List transactions
bitcoin-cli listtransactions

# Get transaction details
bitcoin-cli gettransaction "<txid>"

# Send to address
bitcoin-cli sendtoaddress "<address>" <amount>

# Send with fee rate
bitcoin-cli sendtoaddress "<address>" <amount> "" "" false true null "unset" null <fee_rate>

# Create raw transaction
bitcoin-cli createrawtransaction '[{"txid":"<txid>","vout":<vout>}]' '{"<address>":<amount>}'

# Sign raw transaction
bitcoin-cli signrawtransactionwithwallet "<hex>"

# Send raw transaction
bitcoin-cli sendrawtransaction "<hex>"

# Estimate fee (blocks to confirm)
bitcoin-cli estimatesmartfee <blocks>

# Dump private key (WIF)
bitcoin-cli dumpprivkey "<address>"

# Import private key
bitcoin-cli importprivkey "<wif_key>"

# Backup wallet
bitcoin-cli backupwallet "<backup_path>"

# Encrypt wallet
bitcoin-cli encryptwallet "<passphrase>"

# Unlock wallet (seconds)
bitcoin-cli walletpassphrase "<passphrase>" <timeout>

# Lock wallet
bitcoin-cli walletlock

# Get block hash
bitcoin-cli getblockhash <height>

# Get block data
bitcoin-cli getblock "<blockhash>"

# Decode raw transaction
bitcoin-cli decoderawtransaction "<hex>"

# Verify message signature
bitcoin-cli verifymessage "<address>" "<signature>" "<message>"

# Sign message
bitcoin-cli signmessage "<address>" "<message>"

# Sparrow Wallet (GUI - recommended)
sparrow

# Electrum (lightweight wallet)
electrum

# Hardware wallet - Trezor
trezorctl list
trezorctl get-address -n "m/84'/0'/0'/0/0"

# Hardware wallet - Ledger
# Use Ledger Live or HWI

# Bitcoin Core config (~/.bitcoin/bitcoin.conf)
# server=1
# rpcuser=user
# rpcpassword=pass
# txindex=1

$ wallet_name: bitcoin-cli listwallets 2>/dev/null | jq -r '.[]' 2>/dev/null
$ label: echo "main"
$ txid: echo ""
$ address: echo ""
$ amount: echo "0.001"
$ fee_rate: echo "10"
$ vout: echo "0"
$ hex: echo ""
$ wif_key: echo ""
$ backup_path: echo "wallet_backup.dat"
$ passphrase: echo ""
$ timeout: echo "60"
$ height: echo "0"
$ blockhash: echo ""
$ blocks: echo "6"