1. CoinselectAn unspent transaction output (UTXO) selection module for bitcoin.
3. Bip32 UtilsA small set of utilities for use with BIP32 HD key nodes
4. WifBitcoin Wallet Import Format JS encoding/decoding module
5. Bip44 ConstantsThis package provides BIP44 coin constants as found here: https://github.com/satoshilabs/slips/blob/master/slip-0044.md
6. Bip39JavaScript implementation of Bitcoin BIP39: Mnemonic code for generating deterministic keys
10. bip38BIP38 is a standard process to encrypt Bitcoin and crypto currency private keys that is less susceptible to brute force attacks thus protecting the user.
11. indexdAn external bitcoind index management service module
12. blkdat-streamA blk*.dat streaming module, useful for parsing the Bitcoin blockchain