JSPM

Wrapper for upbit API

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

Node.js library for OrdinalsBot API

NodeJS client for btcd WebSocket 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

A straightforward implementation of base58-check encoding

Colu SDK for engine and colored-coins api.

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.

Client for the Shrimpy API

onename API node JS library

RGB API SDK for RGB Lightning Node

Upbit API for Node.js

Poloniex API client

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

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

Open Source Unified REST API of 100+ Crypto Exchange Sites

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.

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

Bitcoin Wallet Import Format (WIF) decoding/encoding module

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

Base58Check encoding

node.js SDK for Tangany Wallet as a Service 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.

Strict DER signature encoding/decoding.

A BIP32 compatible library

The full stack toolkit to build onchain app UX.

buda.com REST API wrapper using Bluebird promises

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

NodeJS wrapped for Bithumb API

bitcoin OP codes

BitGo API proxy conforming to bitcoind JSON-RPC API

Official Vezgo JS SDK for the Browser & NodeJS

JavaScript SDK for ICON

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.

A Node.js client for the phoenixd Lightning API

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

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

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

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

Official NPM package for Econobit Exchange API

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.

Common API wrapper for multiple crypto currency exchanges

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

coinspot.com.au API client for node.js

Client-side Bitcoin JavaScript library

Base32 encoding / decoding of bitcoin cash addresses

Crockford base-32 checksum encoding

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

A library for interacting with BitMEX's websocket API.

bitcoin.co.id API Client for Node.JS

Bech32(m) encoding for byte buffers

BitGo JavaScript SDK

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

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

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.

Reactive primitives for Bitcoin apps.

Client-side Bitcoin JavaScript library

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

The chain agnostic tool to enable authentication for AppKit applications.

MCP server for accessing cryptocurrency prices using Coinpaprika API

Wallet address validator for Bitcoin and other Altcoins.

A pure and powerful JavaScript Bitcoin Cash library.

React primitives for Bitcoin apps.

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.

The full stack toolkit to build onchain app UX.

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.

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

coloredcoinsd api wraper

API Interface for coinex.com Bitcoin Cash exchange.

JavaScript component for crypto currency specific information.

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.

Plisio API nodejs library

simple currency conversion cli

Create and parse crypto currency addresses and wallet import formats.

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

Lightning Accounts Server

btc-e.com API client for node.js

Lightspark JS SDK

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.

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.

Get the current Bitcoin value

Library for interacting with Biscoint API

NPM Package for LNBits.com API.

The full stack toolkit to build onchain app UX.

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

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

The full stack toolkit to build onchain app UX.

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.

TypeScript types for AIBTC

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

Electrum protocol client for Node.js

cryptsy.com API client for node.js

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

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

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

A transaction input selection module for bitcoin.

nodejs interface for QuadrigaCX bitcoin exchange

The full stack toolkit to build onchain app UX.

node.js module to access the blockchain websocket api

Format strings or numbers to currency strings.

Lightspark JS SDK

Client-side Bitcoin JavaScript library

Bitcoin BIP44 constants.

Bitcoin Cash OP codes

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

A library for interacting with BitMEX's websocket API.

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

TypeScript type definitions for BMAP API

Bitcoin Cash and SLP general purpose address translation.

API library for BitEscrow.

A BIP65 absolute lock-time encoding library.

Base 58 encoding / decoding

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.

Blockchain.info payment api module

NodeJS wrapper over the API of OKCoin, Chinese Bitcoin exchange

A modern Bitcoin Core REST and RPC client.

encode/decode value as bitcoin OP_PUSHDATA integer

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.

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.

A module to check bitcoin policy: SCRIPT_VERIFY_MINIMALDATA

paxful API wrapper for NodeJS

BIP39 Mnemonics implemented for Bitcore.

CoinMarketCap plugin for ElizaOS - Get real-time cryptocurrency prices

Convert crypto to fiat and vice-versa instantly.

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

BittrexRx is a rxjs node wrapper for the Bittrex Api

BL3P 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

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

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

bitcoincharts.com API client for node.js

Convert Satoshi <-> Bitcoin

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

LocalBitcoins API wrapper for NodeJS

Client for bitcore-wallet-service

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

Tiny client library for Esplora-based Bitcoin APIs

A service for Mutisig HD Bitcoin Wallets

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

Node.js client for the btc-e API

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

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

BTC-E Trading API

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

Embed apps within Sphinx

BlockBee's Library for NodeJS

Exodus Bitcoin BIP44 constants.

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.

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

OP_NET AssemblyScript transform

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

Bitcoin BIP32 hierarchical deterministic keys

Interaction helper for your Lightning Network daemon

Easily connect with the IDEX Datastream API

Communicate with bitcoind via JSON-RPC

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

Browser-friendly ripemd160 hasher

A BIP68 relative lock-time encoding library.

Library for sBTC Bridge web client and API apps

A BIP21 compatible URL encoding utility library

Utilities for building ordinals with BitGo utxo-lib

A JS implementation of the Auth47 protocol

Command-line utility for BitGo UTXO transactions

Type definitions for WebLN

NPM Package for LNBits.com API.

The full stack toolkit to build onchain app UX.

A library for interfacing with ckBTC.

Simple module to query the CoinDesk Bitcoin Price Index API

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.