Simple styleguide framework

Dependency Manager for PHP

List of performance analysis, monitoring and optimization tools

Faker is a PHP library that generates fake data for you

YAML Front matter parser

JSON Lint for PHP

⌨ Awesome handling of keyboard events

PHP DOM parser / queries with CSS selectors

A Python library that provides an easy way to identify devices like mobile phones, tablets and their capabilities by parsing (browser) user agent strings.

An experiment in optimized loading of mobile-first responsive CSS.

UAParser.js - The Essential Web Development Tool for User-Agent Detection. Detect Browsers, OS, Devices, Bots, Apps, AI Crawlers, and more. Run in Browser (client-side) or Node.js (server-side).

Raw browser/feature support data from caniuse.com

Add to home screen call-out for mobile devices

[ARCHIVED] The modernizr-server library is a way to bring Modernizr browser data to your server scripting environment. PHP currently supported, but other server-side environments to come (and subje…

[ARCHIVED] Middleware for node.js/Connect that provides tools for handling mobile (and other types of) browsers.