Custom Software Portfolio

Crossrider

www.crossrider.com

Developing IE version and extending/support for FF version.
This info from official site will explain everything:
Crossrider is an easy to use Javascript framework to create cross browser extensions in minutes. Save months of cross browser extensions development, and ride our framework with its unique tools and solutions. Invest your time in the core functionalities of your app, instead of the plugin development for each browser.