Bitcoin API

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

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

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

Javascript library for fetching trusted token pricing data from Redstone data ecosystem

Ledger Hardware Wallet Bitcoin Application API

Ledger Hardware Wallet Acre Application API

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

The Official Coinbase Commerce SDK for Node.js

Bitcoin transaction and fee monitors, RPC with the blockchain node, other networking code.

CoinPayments is a cloud wallet solution that offers an easy way to integrate a checkout system for numerous cryptocurrencies. Coinpayments now also offers coin conversion via Shapeshift.io.

Wallet address validator for Bitcoin and other Altcoins.

NPM package module for Mempool APIs.

The Coinbase API for Node.js

Coinbase Pro API for Node.js, written in TypeScript and covered by tests.

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

Official Wealthica JS SDK for the Browser & NodeJS

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

Official Vezgo JS SDK for the Browser & NodeJS

SDK for the Scorechain API

Client for the coinbase-pro API

kraken.com API client library for NodeJS

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

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

Simple node.js wrapper for Poloniex REST and WebSocket API.

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

A library for interacting with the NOWPayments API

High-level Javascript API for Bitcoin Trezor

Javascript SDK for integration of Bitcoin SV Smart Contracts written in sCrypt language.

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

Open source Bitcoin API, exchange, and game platform.

Object models for usage with the Bitfinex node API

Utilities for the Bitfinex node API

Official Bitfinex REST v1 & v2 API interfaces

Node reference library for Bitfinex API

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

Official library of BitcoinAverage API

Legacy WSv1 transport for the Bitfinex Node API

Request bitcoin address api messages

Convert crypto to fiat and vice-versa instantly.

Node.js library for the OpenNode API.

A Node implementation for accessing the Blockchain.info API.

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

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

Client for interacting with Trezor's blockbook API

Node.js library for OrdinalsBot API

A library to interact with the BitBox02 hardware wallet

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

CoinMarketCap API wrapper for node

Node.js client library for the Gem API.

Open Source Unified REST API of 100+ Crypto Exchange Sites