Alerts & Updates
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
Messenger for Skype™ Web Featured
Access to Skype Web from within a toolbar panel. You can use this app to call your friends without the need to switch current browser tab
Automatically refresh tabs based on custom time intervals
Tab Memory Usage Featured
Tab Memory Usage displays the amount of memory is used by each tab
Tab notifier Compatible with Firefox 57+ Featured
Enables desktop notifications like in Chrome (e.g. Gmail, imo.im) and, if the site doesn't support them, it can notify new messages or updates detecting changes of the title (e.g. Hotmail, Yahoo, Facebook, Twitter). Even if the browser is minimized!
Gmail™ Notifier Plus alerts you of new email messages. Users can also read or reply to emails, delete or mark them as read, all without having to open a new window.
Gmail™ Notifier (restartless) Featured
Multiple account (or label) Gmail notifier (without storing passwords)