The Big List of Naughty Strings is a list of strings which have a high probability of causing issues when used as user-input data.

Responsive images while we wait for srcset to finish cooking

A streaming approach to JSON. Oboe.js speeds up web applications by providing parsed objects before the response completes.

The lightweight library for manipulating and animating SVG

A jQuery library for formatting and validating form fields, based on Stripe's jQuery.payment library.

A javascript library for formatting and manipulating numbers.

The fastest + concise javascript template engine for nodejs and browsers. Partials, custom delimiters and more.

The library for web and native user interfaces.

Simple, flexible tours for your app

Real-time image processing and storage host

Open Source Routing Machine - C++ backend

Leaflet Data Visualization Framework

The missing components for your favorite front-end framework.

A technical intro to D3.js visualization library

Node.js implementation of the Spotify Web protocol

Open-Source Iconfont.

Validate your forms, frontend, without writing a single line of javascript

SubtlePatterns Bookmarklet

WasteNoTime not working? A shell script to keep you distraction-free while you work.

Class based views for Flask

CSS 3D thumbnail preview concept

Violin

url() - A simple, lightweight url parser for JavaScript

Finally, an easily stylable semantic HTML data grid widget with a Javascript API that doesn't suck.

Zipline, a Pythonic Algorithmic Trading Library

An example Rails 4.2 app with Stripe and the Payola gem for a membership or subscription site.

Generate custom icon webfonts from the comfort of the command line.

RSpec Best Practices

Classic version of Turbolinks. Now deprecated in favor of Turbolinks 5.

Real Time communication library using Animated Gifs as a transport™