ethereumjs/ethereumjs-tx

A collection of utility functions for Ethereum

TypeScript definitions for bn.js

TypeScript definitions for minimist

TypeScript definitions for node

TypeScript definitions for tape

browser-side require() the node way

takes json-cov output into stdin and POSTs to coveralls.io

Modern native Git hooks

Yet another JS code coverage tool that computes statement, line, function and branch coverage with module loader hooks to transparently add coverage when running tests. Supports all JS coverage use cases including unit tests, server side functional tests and browser tests. Built for scale

Spectacular Test Runner for JavaScript.

Karma runner plugin for detecting all browsers installed on the current system.

A Karma plugin. Launcher for Firefox.

parse argument options

the Istanbul command line interface

tap-producing test harness for node and browsers

TypeScript execution environment and REPL for node.js, with source map support

An extensible static analysis linter for the TypeScript language

Create api documentation for TypeScript projects.

A plugin for TypeDoc that enables TypeScript API documentation to be generated in Markdown.

TypeScript is a language for application scale JavaScript development

Resources common to all Ethereum implementations

A simple module to add git contributors to your package.json.

test utils for ethereumjs-*

A fast browserify integration for Karma that handles large projects with ease

Karma Adapter to tape testing framework

TSLint config focused on maximizing type safety

Provides Block serialization and help functions

An Ethereum VM implementation

A lightweight ethereum javascript wallet.

a classic tetris game on web3, built by kafir!

Buidler is an extensible developer tool that helps smart contract developers increase productivity by reliably bringing together the tools they want.

HD Wallet-enabled Web3 provider for use with raw private key

replay a historical tx using a web3 provider as a data source

Ledger Hardware Wallet Ethereum Web3 subprovider

Synthetix JS Library - access Synthetix smart contracts from browser and Node.js

Ethereum IDE and tools for the web

Ethereum JSON RPC

Onboard users to web3 by allowing them to select a wallet, get that wallet ready to transact and have access to synced wallet state.

ethereum-hdwallet

Reference implementation of the Colony API

EEA JSON-RPC API

An Ethereum VM implementation

This module walks the Ethereum blockchain, keeping track of the latest block. It uses a web3 provider as a data source and will continuously poll for the next block.

Web3 JS Quorum - JSON-RPC API

A lightweight ethereum javascript signer.

blockchain interaction core library