JSPM

Upbit API for Node.js

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

Client for the Shrimpy API

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

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

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

The full stack toolkit to build onchain app UX.

Open Source Unified REST API of 100+ Crypto Exchange Sites

The full stack toolkit to build onchain app UX.

NodeJS wrapped for Bithumb API

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.

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.

Base58Check encoding

node.js SDK for Tangany Wallet as a Service API

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.

Strict DER signature encoding/decoding.

A BIP32 compatible library

Plisio API nodejs library

A pure and powerful JavaScript Bitcoin library.

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

Node reference library for Bitfinex API - Modernized Fork

buda.com REST API wrapper using Bluebird promises

bitcoin OP codes

BitGo API proxy conforming to bitcoind JSON-RPC API

A Node.js client for the phoenixd Lightning API

JavaScript SDK for ICON

Official Vezgo JS SDK for the Browser & NodeJS

Construct Merkle Trees and verify proofs

Official Wealthica 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.

Elliptic curve cryptography, which uses keybase/bn for bignums

Big integers.

Common API wrapper for multiple crypto currency exchanges

bitcoinjs-message

Bitcoin Cash general purpose address translation.

TypeScript library for Bitcoin apps.

Client-side Bitcoin JavaScript library

A Node.js library for the Bitpay Bitcoin API

Elliptic curve cryptography

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

BitGo JavaScript SDK

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

bitcoin.co.id API Client for Node.JS

Bitcoin BIP32 hierarchical deterministic keys

Client-side Bitcoin-like JavaScript library

Crypto currencies exchanges api implementation using typescript and rxjs

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

Crockford base-32 checksum encoding

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

A light weight universal JavaScript base58 encoder / decoder.

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

coinspot.com.au API client for node.js

Base32 encoding / decoding of bitcoin cash addresses

Client-side Bitcoin JavaScript library

Melis Javascript API bindings

A library for interacting with BitMEX's websocket API.

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.

CryptAPI's Library for NodeJS

NPM package module for Mempool APIs.

Node.js wrapper for local and remote Bisq API endpoints

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

CryptoCompare API library

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

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

Bech32(m) encoding for byte buffers

BitGo JavaScript SDK

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

Nodejs API wrapper for OKEX exchange

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

A TypeScript SDK for interacting with the SatsTerminal ecosystem.

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

api for coinmarketcap

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.

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.

Reactive primitives for Bitcoin apps.

MCP server for accessing cryptocurrency prices using Coinpaprika API

onename API node JS library

Client-side Bitcoin JavaScript library

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

Wallet address validator for Bitcoin and other Altcoins.

A pure and powerful JavaScript Bitcoin Cash library.

The full stack toolkit to build onchain app UX.

TypeScript SDK for LNMarkets API v2

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

React primitives for Bitcoin apps.

coloredcoinsd api wraper

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.

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

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

Multicoin address validator for Bitcoin and other altcoins.

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

BitHive Relayer API

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

JavaScript component for crypto currency specific information.

API Interface for coinex.com Bitcoin Cash exchange.

A bitcoin block explorer and API.

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

A Javascript API client for Independent Reserve's API.

The full stack toolkit to build onchain app UX.

simple currency conversion cli

A tiny Node.js wrapper for the BitPay Rates API

A pure and powerful JavaScript Litecoin library.

Create and parse crypto currency addresses and wallet import formats.

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

Library for interacting with Biscoint API

Lightning Accounts Server

btc-e.com API client for node.js

Lightspark JS SDK

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

A BIP68 relative lock-time encoding library.

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.

Kraken API client for REST and WebSocket API

Get the current Bitcoin value

NPM Package for LNBits.com API.

The full stack toolkit to build onchain app UX.

The full stack toolkit to build onchain app UX.

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

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

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

Transaction and message parsers for Phantom Wallet SDK

NodeJS client for btcd WebSocket API

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

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

Electrum protocol client for Node.js

cryptsy.com API client for node.js

TypeScript types for AIBTC

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

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

A transaction input selection module for bitcoin.

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.

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

Client-side Bitcoin JavaScript library

TypeScript type definitions for BMAP API

Bitcoin BIP44 constants.

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

Bitcoin Cash OP codes

A library for interacting with BitMEX's websocket API.

Convert crypto to fiat and vice-versa instantly.

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

A component for shapeshift.io crypto currency API.

Simple library to access the Kraken Exchange API

Bitcoin Cash and SLP general purpose address translation.

A BIP65 absolute lock-time encoding library.

Base 58 encoding / decoding

API library for BitEscrow.

encode/decode value as bitcoin OP_PUSHDATA integer

Utilities for building ordinals with BitGo utxo-lib

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.

A modern Bitcoin Core REST and RPC client.

Blockchain.info payment api module

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

NodeJS wrapper over the API of OKCoin, Chinese Bitcoin exchange

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

A javascript wrapper for accessing amberdata's public API.

Node.js implementation of lnurl

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.

paxful API wrapper for NodeJS

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.

Backup Generator for BlockTrail's Developer Friendly API binding for NodeJS

A module to check bitcoin policy: SCRIPT_VERIFY_MINIMALDATA

BL3P API

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

CoinMarketCap plugin for ElizaOS - Get real-time cryptocurrency prices

BIP39 Mnemonics implemented for Bitcore.

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

BittrexRx is a rxjs node wrapper for the Bittrex Api

kraken.com API client library for Node.js

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

Professional Bitcoin trading strategy backtesting framework with institutional-grade architecture

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

bitcoincharts.com API client for node.js

Node.js client for the btc-e API

Convert Satoshi <-> Bitcoin

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

LocalBitcoins API wrapper for NodeJS

a simple cryptocompare api

Client for bitcore-wallet-service

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

A service for Mutisig HD Bitcoin Wallets

Tiny client library for Esplora-based Bitcoin APIs

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

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

Exodus Bitcoin BIP44 constants.

BTC-E Trading API

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

BlockBee's Library for NodeJS

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

A pure and powerful JavaScript Bitcoin SV (BSV) library.

Embed apps within Sphinx

OP_NET AssemblyScript transform

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

An application programming interface (API) to interact with D-Gate payment contract on Binance Smart Chain using Ethers.js

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

Cryptocurrency CLI lets you monitor cryptocurrencies in your portfolio and track your earnings through the command line. It uses the coinmarketcap.com API to fetch crypto data.

Bitcoin BIP32 hierarchical deterministic keys

Easily connect with the IDEX Datastream API

The @airgap/coinlib-core is a protocol agnostic library to prepare, sign and broadcast cryptocurrency transactions.

Communicate with bitcoind via JSON-RPC

Command-line utility for BitGo UTXO transactions

Browser-friendly ripemd160 hasher

A BIP68 relative lock-time encoding library.

Embed apps within Sphinx

A BIP21 compatible URL encoding utility library

Utilities for building ordinals with BitGo utxo-lib

A tiny Node.js wrapper for the Blockchain Exchange Rates API

A JS implementation of the Auth47 protocol

Type definitions for WebLN

Interaction helper for your Lightning Network daemon

The full stack toolkit to build onchain app UX.

Bitcoin Smart Contract Runtime

A library for interfacing with ckBTC.

Simple module to query the CoinDesk Bitcoin Price Index API

Stampery API for NodeJS: seamlessly integrate the blockchain-powered, industrial-scale certification platform into your NodeJS apps.

Bitcoin Core API client for Node.js

A blockchain indexing node with extended capabilities using bitcore

The full stack toolkit to build onchain app UX.

Unofficial Poloniex API client, with public/private methods and push.

The definitive collection of badges for rendering

Common library for OP_NET.

More than your typical logger. Why not bring style to your logs? The OPNet Logger library allows you to create and style logs for your OPNet applications. Written in TypeScript!

An MCP-compatible service that provides real-time asset prices including precious metals, cryptocurrencies, and more

JavaScript component for crypto currency specific information.

Fast Wallet address validator for Bitcoin and other Altcoins.

eCash cashaddr address format support for Node.js and web browsers.

nodejs API for Etherium Blockchain

A BIP21 compatible URL encoding utility library

A wrapper over bitstamps api

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.