mu-l/codecombat

A group of blocks that replace the built-in mutator UI with a +/- based UI.

A Blockly plugin that adds a continous-scrolling style toolbox and flyout

Allows copying blocks between multiple tabs with Blockly editors.

Stripe.js loading utility

Ace (Ajax.org Cloud9 Editor)

Error-tolerant ECMAScript parser

A fully-featured and blazing-fast JavaScript API client to interact with Algolia API.

JavaScript animation engine

Higher-order functions and common patterns for asynchronous code

Give your JS App some Backbone with Models, Views, Collections, and Events.

Blockly is a library for building visual programming editors.

Full featured Promises/A+ implementation with exceptionally good performance

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

bootstrap-sass is a Sass-powered version of Bootstrap 3, ready to drop right into your Sass powered applications.

Node.js Buffer API, for the browser

The fast, flexible & elegant library for parsing and manipulating HTML and XML.

A vanilla JS customisable text input/select box plugin

An express wrapper that enables generators to be used as middlewares

Unfancy JavaScript

Array of timezones with their labels, tz code, and UTC/GMT offsets.

Osano cookie consent tool.

Standard library

Maps ISO 3166-1-alpha-2 codes to English country names and vice versa.

Data-Driven Documents

DOMPurify is a DOM-only, super-fast, uber-tolerant XSS sanitizer for HTML, MathML and SVG. It's written in JavaScript and works in all modern browsers (Safari, Opera (15+), Internet Explorer (10+), Firefox and Chrome - as well as almost anything else using Blink or WebKit). DOMPurify is written by security people who have vast background in web attacks and XSS. Fear not.

ECMAScript code generator

Polyfill to remove click delays on browsers with touch UIs.

An HTML5 saveAs() FileSaver implementation

Snugly resizes text to fit its parent container

Next-Generation full-text search library for Browser and Node.js

Trap focus within a DOM node.

A drop-in replacement for fs, making various improvements.

Javascript audio library for the modern web.