Automatically test browser features with UA Profiler

UA Profiler looks at browser characteristics that make pages load faster, such as downloading scripts without blocking, max number of open connections, and support for “data:” urls. The tests run automatically - all you have to do is navigate to the test page from any browser with JavaScript support. The results are available to everyone, […]

UA Profiler looks at browser characteristics that make pages load faster, such as downloading scripts without blocking, max number of open connections, and support for “data:” urls. The tests run automatically - all you have to do is navigate to the test page from any browser with JavaScript support. The results are available to everyone, regardless of whether you’ve run the tests. See the FAQ for a description of each test and my list of caveats (additional tests that are needed, limited browser detection, etc.). Here’s the overall scores for some popular browsers.

Full Article