There were several extensions that transformed location bar like you propose, but naturally just did simple domain, path and query segments transformation into

There were several extensions that transformed location bar like you propose, but naturally just did simple domain, path and query segments transformation into clickable buttons producing breadcrumbs. It was a delight to use and I miss them in Firefox since Quantum leap prevented them to work any longer. https://www.ghacks.net/2011/03/01/improve-firefoxs-urlbar-with-locationbar2/ https://www.ghacks.net/2011/03/01/improve-firefoxs-urlbar-wi... They by default worked very similarly the aforementioned Windows Explorer, what in focused state with keyboard input turns into "raw" text field.