The most popular front-end framework for developing responsive, mobile first projects on the web.

Basic configuration for the CodeMirror code editor

Lightweight debugging utility for Node.js and the browser

Easy zip is extend from jszip,run in the nodejs.

Embedded JavaScript templates

Flash Messages for your Express Application

JavaScript library for DOM operations

Yet another Base64 transcoder in pure-JS

json loader module for webpack

Various utilities for JSON References (http://tools.ietf.org/html/draft-pbryan-zyp-json-ref-03).

Generate valid JSON data from JSON Schema definitions

Best-of-breed templating in browser or on Node.js (with Express 4, Hapi and Browserify integration)

parse argument options

Native Promise Only: A polyfill for native ES6 Promises **only**, nothing else.

Node.JS path module

Express style path to RegExp utility

Pure Javascript YAML loader and dumper, ported from PyYAML

JS-YAML and YAML-JS wrapper with Worker API

Fast, lightweight JSON Schema validator for Node.js and browsers — full support for draft-04, draft-06, draft-07, draft-2019-09, and draft-2020-12 (latest)

Extract text from bundle into a file.

Simple JavaScript testing framework for browsers and node.js

Spectacular Test Runner for JavaScript.

A Karma plugin. Launcher for Chrome and Chrome Canary.

A Karma plugin. Launcher for Internet Explorer.

A Karma plugin - adapter for Jasmine testing framework.

A Karma plugin. Launcher for PhantomJS.

Karma plugin that locates and loads existing javascript source map files.

A Karma plugin. Report all spec-results to console (like mocha's spec reporter).

Headless WebKit with JS API

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