Full featured Promises/A+ implementation with exceptionally good performance

BDD/TDD assertion library for node.js and the browser. Test framework agnostic.

the complete solution for node.js command-line programs

Lightweight debugging utility for Node.js and the browser

Parser for the .fbp flow definition language

Higher-level client library for the FBP protocol

JavaScript FBP graph library

Tracing format tools for FBP

Isomorphic WHATWG Fetch API, for Node & Browserify

Query JavaScript objects with JSONPath expressions. Robust / safe JSONPath engine for Node.js.

simple, flexible, fun test framework

slugifies even utf-8 chars!

A public domain JSON Schema validator for JavaScript

Babel compiler core.

A Babel preset for each environment.

babel module loader for webpack

Node.js Buffer API, for the browser

ECMAScript 6 (Harmony) compatibility shims for legacy JavaScript engines

Airbnb's base JS ESLint config, following our styleguide

Plugin to validate chai assertions

Import with sanity.

Eslint rules for mocha.

Node's event emitter for all engines.

The JavaScript Task Runner

Grunt task for executing shell commands.

grunt plugin for karma test runner

A grunt task for running server side mocha tests

Use webpack with grunt.

Compiles YAML to JSON.

Spectacular Test Runner for JavaScript.

Chai for Karma

A Karma plugin. Launcher for Chrome and Chrome Canary.

A Karma plugin. Adapter for Mocha testing framework.

Karma reporter with mocha style logging.

the path module from node core for browsers

The core `url` packaged standalone for use with Browserify.

Packs ECMAScript/CommonJs/AMD modules for the browser. Allows you to split your codebase into multiple bundles, which can be loaded on demand. Supports loaders to preprocess files, i.e. json, jsx, es7

Websocket Client & Server Library implementing the WebSocket protocol as specified in RFC 6455.