tttab provide shortcut keys to remember website you are reading and enable to reopen saved website URL on a new tab. tttab also provide easy way to confirm which website you saved. 'tttr' + number: remember current URL. 'ttt' + number: reopen saved URL on a new tab. 'tttt': open current url in a new tab (not save) for background. 'ttte': expand all tabs which you saved. 'ctrl' + 'shift' + t: display saved URL list. In this list. - Press some number to open url on new tab if saved. - Press some number to save url in the list.