jmreidy/fluxy

Full featured Promises/A+ implementation with exceptionally good performance

the complete solution for node.js command-line programs

Enum is a javascript module that introduces the Enum Type. It works for node.js, in the browser and for deno.

parse argument options

Persistent Data Structures for JavaScript

simple, flexible, fun test framework

Proxies nodejs require in order to allow overriding dependencies during testing.

JavaScript test spies, stubs and mocks.

Extends Chai with assertions for the Sinon.JS mocking framework.

elegant & feature rich browser / node HTTP with a fluent API

Transit is a data format and a set of libraries for conveying values between applications written in different languages. This library provides support for marshalling Transit data to/from Javascript.