arkanenetwork/web3-provider-engine

Higher-order functions and common patterns for asynchronous code

Fibonacci and exponential backoffs.

deep cloning of objects and arrays

Universal WHATWG Fetch API for Node, Browsers and React Native

A block tracker for the Ethereum blockchain. Keeps track of the latest block.

json-rpc-engine middleware for Infura's endpoints

Provides Block serialization and help functions

A simple module for creating, manipulating and signing Ethereum transactions

A collection of utility functions for Ethereum

An Ethereum VM implementation

deterministic JSON.stringify() with custom sorting to get deterministic hashes from stringified results

Node.js Streams, a user-land copy of the stream library from Node.js

Simplified HTTP request client.

semaphore for node

Simple to use, blazing fast and thoroughly tested websocket client and server for Node.js

small xhr abstraction

extend like a boss

Babel command line.

Babel compiler core.

A Babel preset for each environment.

Babel browserify transform

browser-side require() the node way

tap-producing test harness for node and browsers

[json-rpc-engine](https://github.com/MetaMask/json-rpc-engine) middleware implementing ethereum filter methods. Backed by an [eth-block-tracker](https://github.com/MetaMask/eth-block-tracker) and web3 provider interface (`web3.currentProvider`).

Ethereum-related json-rpc-engine middleware.

Ethereum RPC and Provider errors.