Tab Suspender will automatically suspend inactive tabs, potentially saving up to 80% of memory as well as reducing the load on your device.

Better Volume Booster is a Firefox add-on that allows you to give your volume a boost and will remember the setting for that page.

AutoPause for Firefox can pause audio and video sources if audio is playing from the active tab with automatic resume.

BNTP: Bookmarks in New Tab Page for Chrome provides an innovative way to access and view your bookmarks and most visited sites.

Momentum browser plugin allows you to personalize newly opened tabs with a custom dashboard for your daily to-dos, the weather, and more.

Tabs Aside for Chrome, Firefox, and Edge allows you to save tabs for later use.

Recent History is a Chrome extension that shows your most visited pages, recent bookmarks, recently closed tabs, and browsing history in a pop-up window.

Tree Style Tab for Firefox allows you to manage tabs from a neat and organized side-tree view.

Session Buddy for Chrome allows for the efficient management of your tabs and bookmarks.

Bonjourr is a minimalist but customizable home page that can be used with Chrome, Brave, Firefox, Edge, and Safari browsers.

OneTab for Chrome and Firefox is designed to avoid tab clutter by converting open tabs into an easy-to-read list.

Winger for Firefox lets you name windows, move tabs between windows, stash windows away, and more.

Sidebar Tabs for Firefox emulates sidebar tabs displaying them vertically.

Smart Mute for Chrome helps eliminate multiple tabs playing audio simultaneously.

Tab Reloader for Chrome, Firefox, Edge, and Opera allows the reloading of browser tabs within a user-defined time frame.

Undo Closed Tabs Button for Chrome, Firefox, Edge, and Opera shows a list of recently closed tabs from the toolbar and allows you to re-open them.

Undo Close Tab is a Firefox add-on that allows you to restore (up to 25) closed tabs.

Tablerone for Chrome enables multi-tab management designed to be simple to use but extremely efficient.

Open Multiple URLs for Chrome and Firefox allows you to open a list of URLs and additionally extracts URLs from text.

AutoMute for Chrome automatically mutes each new tab as soon as it is opened, helping to create a quieter browsing experience.

Sound Booster for Chrome lets you control the volume for individual tabs.

With Simple Tab Groups for Firefox, you can easily group tabs and enjoy a more organized workspace while browsing the web.

Tab Session Manager for Chrome, Firefox, and Edge will save/restore the state of your windows and tabs.

New Tab Override for Firefox is a tab add-on designed to permit you to set a specific page for every new tab opened.

Sidebery is a flexible Firefox sidebar add-on that provides a wide variety of customizable panels. Its tab list is structured in a tree format, providing a well-organized navigation experience.