JSPM

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

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

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

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

Node.js library for OrdinalsBot API

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

Secure, audited & minimal implementation of BIP39 mnemonic phrases

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

Client for the Shrimpy API

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

Bech32 encoding / decoding

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

Binance API Client

Client-side Bitcoin JavaScript library ECPair

Bitcoin BIP32 ('HD Wallet') path helpers.

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

onename API node JS library

Client for the Shrimpy API

RGB API SDK for RGB Lightning Node

Upbit API for Node.js

node.js SDK for Tangany Wallet as a Service API

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

Poloniex API client

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

The full stack toolkit to build onchain app UX.

The full stack toolkit to build onchain app UX.

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

The full stack toolkit to build onchain app UX.

Bitcoin Wallet Import Format (WIF) decoding/encoding module

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

The full stack toolkit to build onchain app UX.

Client-side Bitcoin JavaScript library

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.

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

Strict DER signature encoding/decoding.

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.

A BIP32 compatible library

Base58Check encoding

The full stack toolkit to build onchain app UX.

A pure and powerful JavaScript Bitcoin library.

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.

bitcoin OP codes

BitGo API proxy conforming to bitcoind JSON-RPC API

Construct Merkle Trees and verify proofs

JavaScript SDK for ICON

Official Vezgo JS SDK for the Browser & NodeJS

encode/decode value as bitcoin OP_PUSHDATA integer

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

Big integers.

Elliptic curve cryptography, which uses keybase/bn for bignums

Official Wealthica JS SDK for the Browser & NodeJS

A Node.js client for the phoenixd Lightning API

bitcoinjs-message

TypeScript library for Bitcoin apps.

Bitcoin Cash general purpose address translation.

A Node.js library for the Bitpay Bitcoin API

Client-side Bitcoin JavaScript library

Elliptic curve cryptography

BitGo JavaScript SDK

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

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.

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

A light weight universal JavaScript base58 encoder / decoder.

Common API wrapper for multiple crypto currency exchanges

Base32 encoding / decoding of bitcoin cash addresses

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

Crockford base-32 checksum encoding

Client-side Bitcoin JavaScript library

Fork of ecpair with BitGo specific changes

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

The full stack toolkit to build onchain app UX.

A performance conscious library for merkle root and tree calculations.

Node.js wrapper for local and remote Bisq API endpoints

NPM package module for Mempool APIs.

CryptAPI's Library for NodeJS

CryptoCompare API library

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.

Bech32(m) encoding for byte buffers

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

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

Nodejs API wrapper for OKEX exchange

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

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.

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

The chain agnostic tool to enable authentication for AppKit applications.

Client-side Bitcoin JavaScript library

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

MCP server for accessing cryptocurrency prices using Coinpaprika API

The full stack toolkit to build onchain app UX.

A pure and powerful JavaScript Bitcoin Cash library.

Wallet address validator for Bitcoin and other Altcoins.

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

React primitives for Bitcoin apps.

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

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.

Multicoin address validator for Bitcoin and other altcoins.

BitHive Relayer API

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

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/.

API Interface for coinex.com Bitcoin Cash exchange.

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

JavaScript component for crypto currency specific information.

A bitcoin block explorer and API.

TypeScript SDK for LNMarkets API v2

Plisio API nodejs library

A Javascript API client for Independent Reserve's API.

The full stack toolkit to build onchain app UX.

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

Create and parse crypto currency addresses and wallet import formats.

btc-e.com API client for node.js

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.

Lightning Accounts Server

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

The full stack toolkit to build onchain app UX.

A BIP68 relative lock-time encoding library.

Get the current Bitcoin value

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

NPM Package for LNBits.com API.

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.

The full stack toolkit to build onchain app UX.

Kraken API client for REST and WebSocket API

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

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

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

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

Electrum protocol client for Node.js

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

The full stack toolkit to build onchain app UX.

A transaction input selection module for bitcoin.

nodejs interface for QuadrigaCX bitcoin exchange

node.js module to access the blockchain websocket api

Format strings or numbers to currency strings.

Lightspark JS SDK

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

Client-side Bitcoin JavaScript library

Bitcoin Cash OP codes

Bitcoin BIP44 constants.

A library for interacting with BitMEX's websocket API.

A component for shapeshift.io crypto currency API.

simple currency conversion cli

Bitcoin Cash and SLP general purpose address translation.

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

TypeScript type definitions for BMAP API

API library for BitEscrow.

A BIP65 absolute lock-time encoding library.

Base 58 encoding / decoding

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.

Utilities for building ordinals with BitGo utxo-lib

Blockchain.info payment api module

A javascript wrapper for accessing amberdata's public API.

A modern Bitcoin Core REST and RPC client.

NodeJS wrapper over the API of OKCoin, Chinese Bitcoin exchange

encode/decode value as bitcoin OP_PUSHDATA integer

Lightspark JS SDK

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

Node.js implementation of lnurl

A module to check bitcoin policy: SCRIPT_VERIFY_MINIMALDATA

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

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

BL3P API

CoinMarketCap plugin for ElizaOS - Get real-time cryptocurrency prices

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

BittrexRx is a rxjs node wrapper for the Bittrex Api

Convert crypto to fiat and vice-versa instantly.

kraken.com API client library for Node.js

BIP39 Mnemonics implemented for Bitcore.

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

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

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

bitcoincharts.com API client for node.js

Professional Bitcoin trading strategy backtesting framework with institutional-grade architecture

Convert Satoshi <-> Bitcoin

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

Client-side Bitcoin JavaScript library

LocalBitcoins API wrapper for NodeJS

Node.js client for the btc-e API

Client for bitcore-wallet-service

A service for Mutisig HD Bitcoin Wallets

Tiny client library for Esplora-based Bitcoin APIs

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

Embed apps within Sphinx

Easily retreive information about transactions and addresses from any insight api explorer

BTC-E Trading API

NodeJS Client Library for the BleuTrade Exchange (BleuTrade.com) API

Exodus Bitcoin BIP44 constants.

A tiny zero-dependency library to format coins, primarily for crypto, with broader applications as well.

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

BlockBee's Library for NodeJS

Embed apps within Sphinx

Revolutionary n8n node that replaces entire workflow chains. Consolidate 10-15 nodes into one with 55+ JavaScript libraries including comprehensive crypto & blockchain support, full workflow context access, and zero external dependencies. The node that ta

Easily connect with the IDEX Datastream API

Manage ordinals, inscriptions and runes using scure-btc-signer