Browserscope – Comparing and Profiling Browsers
http://www.browserscope.org/

Browserscope is a community-driven project for profiling web browsers. The goals are to foster innovation by tracking browser functionality and to be a resource for web developers. Gathering test results from users “in the wild” is the most important and useful feature of Browserscope – and you can participate! This has been added to the tools section of Research Resources Subject Tracer™ Information Blog. This has been added to World Wide Web Reference Subject Tracer™ Information Blog.