http://jsmarka.com - a JavaScript code performance benchmarking app...helps in testing the performance of your JavaScript code, built with the benchmark.js library.

Jsmarka is basically just like jsPerf, but has a much better UI/UX, its available on github http://github.com/kodejuice/jsmarka, open to contributions...some features are missing and 'would so much appreciate contributions from Open Sourcerers, feedbacks are highly welcome.