Repositories list

• bip44-constants

  Public
  This package provides BIP44 coin constants as found here: https://github.com/satoshilabs/slips/blob/master/slip-0044.md

  bitcoinbip44

  JavaScript

  •

  MIT License

  •62•92•0•0•Updated Mar 1, 2026Mar 1, 2026

• coinselect

  Public
  An unspent transaction output (UTXO) selection module for bitcoin.

  bitcoinchangeselection+ 4walletcoinutxosunspents

  JavaScript

  •

  MIT License

  •116•204•17•10•Updated Feb 28, 2026Feb 28, 2026

• bip21

  Public
  A BIP21 compatible URL encoding utility library

  javascriptbitcoinbip21

  JavaScript

  •

  MIT License

  •42•56•0•1•Updated Feb 28, 2026Feb 28, 2026

• bip174

  Public
  A BIP174 compatible partial Transaction encoding library.

  javascriptnodebitcoin+ 5formattransactionpartialbip174partially

  JavaScript

  •

  MIT License

  •37•36•3•4•Updated Feb 28, 2026Feb 28, 2026

• varuint-bitcoin

  Public
  encode/decode number as bitcoin variable length integer https://en.bitcoin.it/wiki/Protocol_documentation#Variable_length_integer

  bitcoin

  JavaScript

  •

  Other

  •5•7•0•1•Updated Feb 28, 2026Feb 28, 2026

• bs58check

  Public
  A straight forward implementation of base58check extending upon bs58.

  bitcoinchecksumbase58+ 4sha256bitcoinjsbase58checkbase58-check

  JavaScript

  •

  MIT License

  •53•101•2•3•Updated Feb 28, 2026Feb 28, 2026

• wif

  Public
  Bitcoin Wallet Import Format JS encoding/decoding module

  bitcoin

  JavaScript

  •

  MIT License

  •41•86•0•1•Updated Feb 28, 2026Feb 28, 2026

• bip32

  Public
  A BIP32 compatible library.

  bitcoinecdsabip32+ 2bitcoinjsbitcoinjs-lib

  JavaScript

  •

  MIT License

  •128•197•4•3•Updated Feb 19, 2026Feb 19, 2026

• bitcoinjs-lib

  Public
  A javascript Bitcoin library for node.js and browsers.

  nodejsjavascriptbrowserify+ 3bitcoinbitcoinjsbitcoinjs-lib

  JavaScript

  •

  MIT License

  •2.2k•6k•29•17•Updated Feb 17, 2026Feb 17, 2026

• ecpair

  Public
  The ECPair module for bitcoinjs-lib

  JavaScript

  •

  MIT License

  •33•26•4•0•Updated Feb 12, 2026Feb 12, 2026

• bech32

  Public
  Bech32 encoding / decoding

  encodingbitcoinbase32+ 2decodingbech32

  TypeScript

  •

  MIT License

  •46•115•1•5•Updated Jan 24, 2026Jan 24, 2026

• merkle-lib

  Public
  A performance conscious library for merkle root and tree calculations.

  bitcoinmerklehash+ 3digestmerkle-treemerkle-root

  JavaScript

  •

  MIT License

  •14•33•1•7•Updated Jan 24, 2026Jan 24, 2026

• bip39

  Public
  JavaScript implementation of Bitcoin BIP39: Mnemonic code for generating deterministic keys

  javascriptbitcoinmnemonic+ 3bip39bitcoinjsbip

  JavaScript

  •

  ISC License

  •453•1.2k•8•5•Updated Jan 21, 2026Jan 21, 2026

• bip38

  Public
  BIP38 is a standard process to encrypt Bitcoin and crypto currency private keys that is less susceptible to brute force attacks thus protecting the user.

  javascriptencryptionbitcoin+ 3scryptbitcoinjsbip38

  JavaScript

  •

  MIT License

  •105•220•0•15•Updated Jan 21, 2026Jan 21, 2026

• bip66

  Public
  Strict DER signatures

  bitcoinbip66

  JavaScript

  •

  MIT License

  •7•15•0•1•Updated Nov 15, 2025Nov 15, 2025

• tiny-secp256k1

  Public
  A tiny secp256k1 native/JS wrapper

  rustnodewasm+ 2secp256k1rust-crate

  JavaScript

  •

  MIT License

  •57•106•5•5•Updated Sep 11, 2025Sep 11, 2025

• bolt11

  Public
  A library for encoding and decoding lightning network payment requests as defined in BOLT #11.

  lightningbitcoinnetwork+ 5paymentrequestinvoicebech32bolt11

  JavaScript

  •

  MIT License

  •75•105•2•9•Updated Oct 29, 2024Oct 29, 2024

• uint8array-tools

  Public
  A set of tools for Uint8Array to aide in the move from Buffers.

  JavaScript

  •

  MIT License

  •2•1•1•2•Updated Aug 29, 2024Aug 29, 2024

• summer-of-bitcoin-2024

  Public archive
  A place for proposal submissions.

  Creative Commons Zero v1.0 Universal

  •0•0•0•0•Updated Apr 26, 2024Apr 26, 2024

• regtest-server

  Public
  A regtest server for bitcoinjs-lib testing

  bitcoinregtestbitcoinjs+ 1indexd

  JavaScript

  •

  BSD 3-Clause "New" or "Revised" License

  •23•29•2•1•Updated Mar 29, 2024Mar 29, 2024

• bitcoinjs-message

  Public
  JavaScript

  •

  MIT License

  •82•134•3•1•Updated Feb 9, 2024Feb 9, 2024

• regtest-client

  Public
  A client library based off of the integration tests of bitcoinjs-lib. This requires a server component.

  JavaScript

  •

  MIT License

  •9•19•0•0•Updated Aug 28, 2023Aug 28, 2023

• payjoin-client

  Public
  A Payjoin Client Library in JS with TypeScript types

  TypeScript

  •

  MIT License

  •5•14•0•1•Updated Dec 10, 2022Dec 10, 2022

• bitcoin-ops

  Public
  bitcoin OP codes

  bitcoin

  JavaScript

  •

  MIT License

  •34•13•0•1•Updated Mar 17, 2022Mar 17, 2022

• bip32-utils

  Public
  A small set of utilities for use with BIP32 HD key nodes

  javascriptbitcoinbip32

  JavaScript

  •

  MIT License

  •50•75•1•0•Updated Feb 28, 2022Feb 28, 2022

• aezeed

  Public
  A package for encoding, decoding, and generating mnemonics of the aezeed specification. (WIP)

  TypeScript

  •

  MIT License

  •1•14•1•0•Updated Jan 25, 2022Jan 25, 2022

• bitcoinjs.org

  Public
  HTML

  •7•20•0•0•Updated Apr 16, 2021Apr 16, 2021

• indexd

  Public
  An external bitcoind index management service module

  databasebitcoinleveldb+ 3address-indexindexbitcoinjs

  JavaScript

  •

  ISC License

  •23•53•5•0•Updated Mar 5, 2021Mar 5, 2021

• electrum-mnemonic

  Public
  Electrum Mnemonics (electrum v2 and greater)

  TypeScript

  •

  MIT License

  •6•16•0•0•Updated May 4, 2020May 4, 2020

• fast-dat-parser

  Public
  Superfast blockchain parser for stats

  streamcplusplusbitcoin+ 3high-performanceblockchainfast-dat-parser

  C++

  •

  MIT License

  •24•76•3•1•Updated Mar 5, 2020Mar 5, 2020