Ethereum API

Javascript client for the Picket API

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

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

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web3.js extension for Klaytn blockchain

cryptox utils

Node.js Bitso Client

Ethereum JavaScript API wrapper repository

A set of classes to work with evm-compatible blockchain observers

The Parity Promise-based API library for interfacing with Ethereum over RPC

support trade on nexex network

Aragon app API

Wallet address validator for Bitcoin and other Altcoins.

nodejs client for aggregator.cex.io

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

Electroneum SmartChain JavaScript API

The Notbank for Node.js

A JavaScript proxy for the WEB4 OASIS API. To be used only in the browser.

A JavaScript / Python / PHP cryptocurrency trading library with support for 90+ exchanges

The node.js portion of original ccxt cryptocurrency trading library with support for 100+ exchanges. It reduces the size of the library from 40MB to 8MB

An MCP server that provides Ethereum blockchain data tools via Etherscan's API

A javascript library for interacting with the standard relayer api

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

n8n node for accessing blockchain data via QuickNode infrastructure with comprehensive RPC support

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

Unofficial BitPin SDK for Node.js.

A javascript wrapper for accessing amberdata's public API.

## Introduction

Ethereum JavaScript API

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

The CryptoMarket for Node.js

JavaScript/TypeScript SDK for Dexodus perpetual futures trading platform on Base - Simplified Configuration

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

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

The [Defender Autotasks](https://docs.openzeppelin.com/defender/autotasks) service allows you to run small code snippets on a regular basis or via webhooks that can make calls to the Ethereum network or to external APIs. Thanks to tight integration to Def

The NPM package to interact with 3PI contracts.

JavaScript API library for the ADAMANT Blockchain

Derive Bitcoin Taproot address, from an Ethereum signature. For example, a signature generated by your Injected Web3 wallet through the `personal_sign` RPC call. Useful for Bitcoin Ordinals.

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

A library for interacting with the NOWPayments Mass Payments API

A library for cryptocurrency trading and e-commerce with support for many bitcoin/ether/altcoin exchange markets and merchant APIs

BlockBee's Library for NodeJS

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

This package provides apis for ERC-4337 based smart account implementations

电报uniswap交易bot

A wrapper for creating API based oracles for ethereum on the top of iExec

Example implementations of Web3.js' 4.x plugin system

The CryptoMarket for Node.js

The core logic of **Ignition** including the execution engine and user facing api.

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