JSPM

UniSat wallet API client with comprehensive Bitcoin ecosystem support

This library provides convenient way to use Coinpaprika.com API in NodeJS

Node reference library for Bitfinex API - Modernized Fork

CryptoCompare JavaScript API

a typed REST/WS Node.JS client for the Kraken cryptocurrency exchange

Complete Node.js & JavaScript SDK for Bitget V1-V3 REST APIs & WebSockets, with TypeScript & end-to-end tests.

Base 58 encoding / decoding

Backend REST API for hashpanel.io

Client for interacting with Trezor's blockbook API

n8n node for Blockstream API (Esplora) - Bitcoin transactions, mempool, UTXO

Complete version of the NodeJS library for the new cryptographically secure BitPay API

Node.js client library for the Gem API.

Auto-generated Bitcoin client library for bitcoind JSON-RPC API

CryptoCompare JavaScript API

A set of wrappers to easily communicate with LN Markets API !

Node.js SDK for Coinbase's REST APIs and WebSockets, with TypeScript & strong end to end tests.

n8n node for CoinMarketCap API - Cryptocurrency prices, market data, exchanges

n8n community node for Kraken cryptocurrency exchange API

MCP server for accessing cryptocurrency prices using Coinpaprika API

CoinSpot v2 API https://www.coinspot.com.au/v2/api

Poloniex API client

JavaScript API library for the ADAMANT Blockchain

bitstamp rest and websocket v1 and v2 api client

Block.io API wrapper for node.js

NOWPayments API client for Node.js with WebSocket support

Complete & Robust Node.js SDK for Gate.com's REST APIs, WebSockets & WebSocket APIs, with TypeScript declarations.

NodeJS SDK for Bleumi Pay API

node.js wrapper for 1broker.com api, providing extra features

Complete & robust Node.js SDK for Kucoin's REST APIs and WebSockets, with TypeScript & strong end to end tests.

Therocktrading REST API wrapper

[](https://github.com/michael-siek/coingecko-api/graphs/contributors) [](https://www.npmjs.com/p

Node.js library for OrdinalsBot API

A complete TypeScript library for connecting to and making transactions on different blockchains

Elliptic Curve Integrated Encryption Scheme for secp256k1/curve25519

Compute ripemd160 of bytes or strings.

bitpay-api api wrapper for JavaScript/NodeJS

A library to interact with BitBox hardware wallets

Node Bittrex API - asynchronous node.js library for the Bittrex API https://bittrex.com/

Evarlik Api

A Node implementation for accessing the Blockchain.info API.

NodeJS client for btcd WebSocket API

NodeJS client for btcd WebSocket API

Wrapper for upbit API

A modern, lightweight, and fully-typed TypeScript client for the CoinMarketCap API.

Secure, audited & minimal implementation of BIP39 mnemonic phrases

Client for the Shrimpy API

API Adapter for real-time market data as quoted prices and symbol ticker details from Tradingview

Colu SDK for engine and colored-coins api.

A straightforward implementation of base58-check encoding

Complete & robust Node.js SDK for BitMart's REST APIs and WebSockets, with TypeScript declarations.

BlockTrail's Developer Friendly API binding for NodeJS

Babylon Bitcoin staking service for UniSat Wallet - handles delegation management and API interactions

Bech32 encoding / decoding

Binance API Client

Client-side Bitcoin JavaScript library ECPair

A npm JS library for interacting with ipfs-bch-wallet-consumer REST API

onename API node JS library

Bitcoin BIP32 ('HD Wallet') path helpers.

Client for the Shrimpy API

Upbit API for Node.js

RGB API SDK for RGB Lightning Node

node.js SDK for Tangany Wallet as a Service API

Poloniex API client

Fastest 5KB JS implementation of secp256k1 ECDH & ECDSA signatures compliant with RFC6979

RGB API SDK for RGB Lightning Node

A node library to interact more easily with the Blockchainiz API

Tradingview instant stocks API, indicator alerts, trading bot, and more !

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 100+ exchanges

Open Source Unified REST API of 100+ Crypto Exchange Sites

Library for interacting with Biscoint API

Node Bittrex API - asynchronous node.js library for the Bittrex API https://bittrex.com/

The full stack toolkit to build onchain app UX.

The full stack toolkit to build onchain app UX.

n8n node for Mempool.space API - Mempool live, fees recommandées, détails blocs & transactions

Bitcoin Wallet Import Format (WIF) decoding/encoding module

The full stack toolkit to build onchain app UX.

Complete version of the NodeJS library for the new cryptographically secure BitPay API

The full stack toolkit to build onchain app UX.

The full stack toolkit to build onchain app UX.

The full stack toolkit to build onchain app UX.

The full stack toolkit to build onchain app UX.

An open-source frontend for the Insight API. The Insight API provides you with a convenient, powerful and simple way to query and broadcast data on the bitcoin network and build your own services with it.

Client-side Bitcoin JavaScript library

Strict DER signature encoding/decoding.

A BIP32 compatible library

The full stack toolkit to build onchain app UX.

A pure and powerful JavaScript Bitcoin library.

Base58Check encoding

buda.com REST API wrapper using Bluebird promises

NodeJS wrapped for Bithumb API

Professional Node.js & JavaScript SDK for Binance REST APIs & WebSockets, with TypeScript & end-to-end tests.

BitGo API proxy conforming to bitcoind JSON-RPC API

bitcoin OP codes

Official Wealthica JS SDK for the Browser & NodeJS

Official Vezgo JS SDK for the Browser & NodeJS

Construct Merkle Trees and verify proofs

JavaScript SDK for ICON

encode/decode value as bitcoin OP_PUSHDATA integer

Elliptic curve cryptography, which uses keybase/bn for bignums

Big integers.

Bitcoin Cash cashaddr address format support for Node.js and web browsers.

A Node.js client for the phoenixd Lightning API

bitcoinjs-message

Bitcoin Cash general purpose address translation.

TypeScript library for Bitcoin apps.

A Node.js library for the Bitpay Bitcoin API

Elliptic curve cryptography

BitGo JavaScript SDK

Client-side Bitcoin JavaScript library

Official NPM package for Econobit Exchange API

Forked for Lick Hunter, Complete & robust node.js SDK for Bybit's REST APIs and WebSockets v5, with TypeScript & integration tests.

Defines the chain codes used for different unspent types and methods to calculate bitcoin transaction sizes

Bitcoin BIP32 hierarchical deterministic keys

Client-side Bitcoin-like JavaScript library

A wrapper for the Multichain JSON-RPC api that parses your input.

Pure JavaScript implementation of the scrypt key deriviation function that is fully compatible with Node.js and the browser.

coinspot.com.au API client for node.js

Common API wrapper for multiple crypto currency exchanges

Crockford base-32 checksum encoding

Base32 encoding / decoding of bitcoin cash addresses

A light weight universal JavaScript base58 encoder / decoder.

Client-side Bitcoin JavaScript library

Validate any Bitcoin address - P2WSH, P2WPKH, P2SH, P2PKH - Mainnet & Testnet

Auto-generated Bitcoin client library for bitcoind JSON-RPC API

Fork of ecpair with BitGo specific changes

A performance conscious library for merkle root and tree calculations.

The full stack toolkit to build onchain app UX.

NPM package module for Mempool APIs.

Node.js wrapper for local and remote Bisq API endpoints

CryptoCompare API library

CryptAPI's Library for NodeJS

A set of utilities for working with BIP47 and bitcoinjs-lib

bitcoin.co.id API Client for Node.JS

bitcoin-api-light is a bitcoin light-client nodejs module using Blockchain.info and Blockcyphers API to do three simple calls a minimal bitcoin wallet application needs to work

A developer-friendly API for integrating with the Cashtab browser extension

A library for interacting with BitMEX's websocket API.

Nodejs API wrapper for OKEX exchange

Bech32(m) encoding for byte buffers

Model Context Protocol server providing access to Tatum's comprehensive blockchain API across 130+ networks with 13 tools

Library for encoding ECDSA private keys to PEM, DER and raw hex formats

A TypeScript SDK for interacting with the SatsTerminal ecosystem.

BitGo JavaScript SDK

An open-source frontend for the Segwit2x Insight API. The Insight API provides you with a convenient, powerful and simple way to query and broadcast data on the bitcoin network and build your own services with it.

api for coinmarketcap

Reactive primitives for Bitcoin apps.

API Bittrex - asynchronous node.js library for the Bittrex API https://bittrex.com/

Client-side Bitcoin JavaScript library

The chain agnostic tool to enable authentication for AppKit applications.

MCP server for accessing cryptocurrency prices using Coinpaprika API

Library exposing methods for the creation and consumption of Bitcoin transactions pertaining to Babylon's Bitcoin Staking protocol.

Wallet address validator for Bitcoin and other Altcoins.

Complete & robust Node.js SDK for Gate.io's REST APIs, WebSockets & WebSocket APIs, with TypeScript declarations.

A pure and powerful JavaScript Bitcoin Cash library.

AskExperts SDK: build and use AI experts - ask them questions and pay with bitcoin on an open protocol

The full stack toolkit to build onchain app UX.

React primitives for Bitcoin apps.

Library exposing methods for the creation and consumption of Bitcoin transactions pertaining to Babylon's Bitcoin Staking protocol.

Multicoin address validator for Bitcoin and other altcoins.

A TypeScript library for Bitcoin transaction management, based on Bitcoin Descriptors for defining inputs and outputs. It facilitates optimal UTXO selection and transaction size calculation.

Node reference library for Bitfinex API. Modified to make sequential requests to avoid nonce-errors.

coloredcoinsd api wraper

A node.js wrapper for CoinMarketCal API @ https://api.coinmarketcal.com/.

A client for regtest bitcoin usage. Requires regtest-server from bitcoinjs github.

API Interface for coinex.com Bitcoin Cash exchange.

A bitcoin block explorer and API.

Lightning Accounts Server

Audited & minimal library for Bitcoin. Handle transactions, Schnorr, Taproot, UTXO & PSBT

TypeScript SDK for LNMarkets API v2

JavaScript component for crypto currency specific information.

Plisio API nodejs library

A Javascript API client for Independent Reserve's API.

A pure and powerful JavaScript Litecoin library.

A tiny Node.js wrapper for the BitPay Rates API

Simple API to stream Interledger payments between BTC, ETH, DAI and XRP

The full stack toolkit to build onchain app UX.

btc-e.com API client for node.js

Create and parse crypto currency addresses and wallet import formats.

The Hashgraph Online Standards SDK provides a complete implementation of the Hashgraph Consensus Standards (HCS), giving developers all the tools needed to build applications on Hedera.

Simple API to stream Interledger payments between BTC, ETH, DAI and XRP

A BIP68 relative lock-time encoding library.

Get the current Bitcoin value

NPM Package for LNBits.com API.

The full stack toolkit to build onchain app UX.

JavaScript component for private keys, public keys, and addresess for crypto currencies such as Bitcoin, Litecoin, and Dogecoin

The full stack toolkit to build onchain app UX.

Handle private key and public keys associated with elliptic curve cryptography. Used with crypto currencies such as Bitcoin, Litecoin, Dogecoin, etc. Works in both Node.js and the browser.

Complete & robust node.js client for Bybit's REST APIs and WebSockets, with TypeScript & integration tests.

Kraken API client for REST and WebSocket API

Node JS Module interface with the Mining Rig Rentals API V2 easily

Complete & robust Node.js SDK for OKX's REST APIs and WebSockets, with TypeScript & end-to-end tests.

NodeJS client for btcd WebSocket API

TypeScript types for AIBTC

Transaction and message parsers for Phantom Wallet SDK

Simple TypeScript Bitso API Wrapper for Public and Private end points. [](https://github.com/amircp/bitso-ts/blob/master/LICENSE) ## Installation

cryptsy.com API client for node.js

Node.js/typescript connector for FTX's REST APIs and WebSockets

Bitcoin BIP44 constants.

Complete cgminer API implementation for Node.js with multi-version support, response validation, and integration tests

Electrum protocol client for Node.js

Defines the chain codes used for different unspent types and methods to calculate bitcoin transaction sizes

The full stack toolkit to build onchain app UX.

nodejs interface for QuadrigaCX bitcoin exchange

node.js module to access the blockchain websocket api

A transaction input selection module for bitcoin.

Format strings or numbers to currency strings.

Lightspark JS SDK

SLP & Bitcoin Cash cashaddr address format support for Node.js and web browsers.

A component for shapeshift.io crypto currency API.

A library for interacting with BitMEX's websocket API.

Client-side Bitcoin JavaScript library

Bitcoin Cash OP codes

Simple library to access the Kraken Exchange API

A set of icons for all the main cryptocurrencies and altcoins, in a range of styles and sizes

Bitcoin Cash and SLP general purpose address translation.

TypeScript type definitions for BMAP API

API library for BitEscrow.

Base 58 encoding / decoding

A BIP65 absolute lock-time encoding library.

Utilities for building ordinals with BitGo utxo-lib

Blockchain.info payment api module

A javascript wrapper for accessing amberdata's public API.

This library parses and creates Bitcoin Miniscript Descriptors and generates Partially Signed Bitcoin Transactions (PSBTs). It provides PSBT finalizers and signers for single-signature, BIP32 and Hardware Wallets.

NodeJS wrapper over the API of OKCoin, Chinese Bitcoin exchange

Lightspark JS SDK

encode/decode value as bitcoin OP_PUSHDATA integer

Wallet address validator for BTC, TRX, ETH, USDT (ERC20, TRC20), HOGE, SFM, SMARS

Node.js implementation of lnurl

A modern Bitcoin Core REST and RPC client.

simple currency conversion cli

Model Context Protocol server providing access to Tatum's comprehensive blockchain API across 130+ networks with 13 tools

A module to check bitcoin policy: SCRIPT_VERIFY_MINIMALDATA

Bitcoin Miniscript, a high-level language for describing Bitcoin spending conditions. It includes a Policy and Miniscript compiler, as well as a novel Satisfier for generating expressive witness scripts.

paxful API wrapper for NodeJS

CoinMarketCap plugin for ElizaOS - Get real-time cryptocurrency prices

BL3P API

BIP39 Mnemonics implemented for Bitcore.

BittrexRx is a rxjs node wrapper for the Bittrex Api

NodeJS client library with Promises for the bitcoin.de Trading API v2

kraken.com API client library for Node.js

Convert crypto to fiat and vice-versa instantly.

The official Node.js client for CEX.IO Prime Liquidity API

A JavaScript / TypeScript / Python / C# / PHP cryptocurrency trading library with support for 130+ exchanges

bitcoincharts.com API client for node.js

Professional Bitcoin trading strategy backtesting framework with institutional-grade architecture

Collection of helpful building blocks and tools to develop Bitcoin Lightning web apps

SDK for signing Partially Signed Bitcoin Transactions (PSBTs) using Fireblocks

Convert Satoshi <-> Bitcoin

Client-side Bitcoin JavaScript library