library Installation Guides

Open source cloud & desktop IDE

Create fluid and interactive gradients animations with this small (< 17 kB) js library.

Automatic and enhanced Google Analytics tracking for common user interactions on the web.

Autosize is a small, stand-alone script to automatically adjust textarea height to fit text.

Active Merchant is a simple payment abstraction library extracted from Shopify. The aim of the project is to feel natural to Ruby users and to abstract as many parts as possible away from the user to offer a consistent interface across all supported gateways.

HTTP request logger middleware for node.js

Ruby enVironment Manager (RVM)

Utility class for timing

Ruby ♥︎ JavaScript

An enhanced HTML 5 file input for Bootstrap 3.x with file preview, multiple selection, and more features.

Simple session middleware for Express

State machines and statecharts for the modern web.

Cube: A system for time series visualization.

Customizable set of components for React Native applications

Override create-react-app webpack configs without ejecting

Short id generator. Url-friendly. Non-predictable. Cluster-compatible.

Augmented Traffic Control: A tool to simulate network conditions

HTML5 rich text editor. Try the demo integration at

Responsive layout toolkit for Sass

Phan is a static analyzer for PHP. Phan prefers to avoid false-positives and attempts to prove incorrectness rather than correctness.

Minimal live-editing example for React

Yeoman generator for AngularJS with GulpJS [UNMAINTAINED next iteration is FountainJS]

:scissors: A grunt task for removing unused CSS from your projects.

A decentralization of GitHub using BitTorrent and Bitcoin

UI lib for build hybrid wechat web app

Multi-user server for Jupyter notebooks

Node.js framework

A Vue.js plugin for lazyload your Image or Component in your application.

Simplest WebRTC ever

RSpec for Rails-3+