Axios

A promise based HTTP client for the browser and Node.js.

A lightbox module for Bootstrap that supports images, YouTube videos and galleries - built around Bootstrap's Modal plugin.

Client-side support for CSS custom properties (aka "CSS variables") in legacy and modern browsers.

A library for React that allows developers to write CSS directly in JS to style components.

Prism

A lightweight, extensible syntax highlighter that supports nearly 300 languages.

Flowplayer

A commercial video player, the older version of which is open source.

OpenLayers

An open-source, feature-packed library for creating interactive maps on the web.

YUI

An open-source JavaScript and CSS library for building richly interactive web applications.

Mapbox GL JS

A JavaScript library for building web maps powered by vector tiles and WebGL.

Animsition

A simple jQuery plugin for CSS animated page transitions.

iScroll

A high-performance JavaScript library for smooth scrolling.

html2canvas

A script that takes "screenshots" of web pages or parts of them, directly on the user's browser.

Babel

A JavaScript compiler mainly used to convert ECMAScript 2015+ (ES6) code into an older JavaScript (ES5) version to maximize browser compatibility.

Lozad.js

Highly performant, light and configurable lazy loader for images and iframes in pure JS with no dependencies.

GraphQL.js

The JavaScript reference implementation for GraphQL, a query language for APIs created by Facebook.

Choices.js

A vanilla, lightweight, configurable select box/text input JavaScript library.

Turbolinks

A JavaScript library that allows web apps to behave like a single page application.

BaguetteBox.js

Simple and easy to use lightbox script written in pure JavaScript.

SimpleParallax

A lightweight and easy-to-use React and JS library that adds parallax animations to any image.

Paper.js

An open-source vector graphics scripting framework that runs on top of the HTML5 Canvas.

MathJax

An open-source JavaScript rendering engine for LaTeX, MathML, and AsciiMath notation that works in all modern browsers.

Highlight.js

A JavaScript syntax highlighter with automatic language detection and zero dependencies.

A global utility for tracking the current input method (mouse, keyboard or touch).

Mustache.js

A zero-dependency implementation of the mustache template system in JavaScript.

NProgress

A nanoscopic progress bar to convince your users that something is happening.