3 ms·It may be just Chrome's reader modeby maxloh 5y agoIt may be just Chrome's reader modeKerbonut 5y agoIt was a standalone app that looked very much like an email client with a listbox on the left and contents of the page on the right.jmrm 5y agoMicrosoft Edge can set tabs like that, if that helps you in any way. Opera, Vivaldi, and Brave might also have those kind of customizations.