As the name itself indicates, the headless browser is the browsers that run as app process without any user interface elements. Its mean that headless browser is a web browser without a graphical user interface. They are simply faster, consumes less memory, more flexible, and are steadier under automation stress. Most importantly Headless Browsers are Faster than Real Browsers.
The headless browser provides automated control of a web page in an environment similar to popular graphical web browsers, but they are executed via a command-line interface or using network communication. Google is using the headless browser to search engine index content from websites that use AJAX.
Its all depends upon an application type and developer needs. Selenium and Headless chrome are some of the top headless browser available as free and opensource.
Headless browsers can benefit the developers in many ways. In this blog post, we were able to showcase some popular features of various browsers, which provide the option of headless. Talking about the trends, Phantom JS is the most popular headless browser as of now. One can still choose from the variety of other options available according to respective needs.
Which one do you feel is the most capable options of all the headless browsers available in the market? Comment below.