Sure many file-browsers (thunar, pcmanfm ...) can tab file-browser views, but I don't see the need for web-tabs in a not-web-browser. Firefox likewise can show folder content for file:///, but not feature complete compared to a file-browser.
Sure many file-browsers (thunar, pcmanfm ...) can tab file-browser views, but I don't see the need for web-tabs in a not-web-browser. Firefox likewise can show folder content for file:///, but not feature complete compared to a file-browser.