Headless web testing. Lightning-fast testing without the browser is now possible! Various test frameworks such as Jasmine, Capybara, QUnit, WebDriver, YUI Test, BusterJS, FuncUnit, Robot Framework, and many others are supported.
Site scraping. Access and manipulate webpages with the standard DOM API, or with usual libraries like jQuery.
Page rendering. Capture the full contents, even with SVG and Canvas, to an image. Build server-side web graphics apps, from a screenshot service to a vector chart rasterizer.
Network monitoring. Monitor network activity, track resource loading, perform load-balancing tests, verify contents optimization, and many others.