HTML5 Scratch Card
Scratch.js is a standalone library which brings interactivity to your website by allowing you to generate scratch cards for your visitors.
Based on HTML5, scratch.js generate canvas on the fly and is optimized for all modern browsers and has touch support for mobile devices. You can use it to make scratch cards, coupons, promotionnal game and even advertisement.
Touch support: works on IOS, android, windows phone
Lightweight, with no external dependencies
include working examples to avoid starting from scratch
PSD file included
Flexible and fully configurable
Complete documentation included