jsFiddle Player is a free Chrome add-on developed by busterc. It falls under the Browsers category, specifically the Add-ons & Tools subcategory. This handy tool allows users to open their jsFiddle output in a single unified HTML page with just one click from the Omnibox.

jsFiddle is a popular platform for testing and sharing HTML, CSS, and JavaScript code snippets. However, sometimes users may want to combine all their code into a single HTML file for various reasons, such as saving it to their local disk. This is where jsFiddle Player comes in.

By simply adding a "play" button to the Omnibox, jsFiddle Player enables users to easily open a new tab or window with their jsFiddle output combined into a single web page. This feature makes it simple and convenient to view and share your code in a unified HTML format.

Overall, jsFiddle Player is a straightforward and useful tool for those who frequently work with jsFiddle and need an efficient way to combine their code into a single HTML page.