scroll-depth

Google Analytics plugin to track visitor scroll depth

jquery-annotated-source

jQuery Annotated Source

riveted

Google Analytics plugin to track active/engaged time on page

photoshop-grids

A collection of grid template PSDs for various screen sizes

html-slideshow

Lightweight HTML5-based slideshow

screentime

Measure how much time things spend on-screen

us-map-raphael

Interactive U.S. map made with Raphael

firstImpression.js

Micro-library for detecting new users

jQuery-Peelback

A jQuery plugin for peelback ads

mobile-readability-tester

Simple tool to test readability quality for small screens

marzipan

User/pageview analytics

webfaction-api