Clock
Date & time
478 users
Sea Containers
Containers sidebar for managing tabs.
477 users
Copy page title and url
Adds a context menu item to copy page title (or selected text) and url to clipboard. To use, right-click any page and select "Copy Page Title and Url" or "Copy Selection and Url". For Firefox 57 or later.
475 users
Per-Tab Volume Control
Controls audio volume for individual tabs up to 500%
474 users
Grok Search
Adds Grok as search engine.
471 users
Tab Save & Restore
Saves the links of all open tabs and allows for one by one or all together restoration.
471 users
Dark Theme for Facebook™
A schedulable and customizable dark theme for facebook.com and messenger.com
470 users
Lock Tab Page
Lock the tab page so that clicking the link does not leave the page. Opens in a new tab when a link is clicked
466 users
Tab Notes
Open New Tab, and write down every piece of your thought!
461 users
FramelessApp Ext
External Frameless Window for any site! * No Browser Elements! - Not even a frame border * Window resizes * Fullscreen Works great for sites like: Netflix Pandora Youtube Spotify iHearRADIO Hulu Amazon Prime Music/Video ..and many more!
460 users
Thesaurus.com Synonym Finder
Quickly find synonyms for the selected word on Thesaurus.com.
459 users
Close Left Tabs Button
Adds close left tabs button.
458 users
Load Background Tabs Lazily
Allow only a specific number of new background tabs to load at one time.
458 users
Tab Grouper - Group Every Open Tabs
Create and manage tab groups for better browsing and research.
455 users
SelectON — selection popup. Copy & search
Customizable popup with actions on text selection, just like in Opera browser
454 users
Tab Stats
Provide some data about open tabs.
453 users
Muzli - Design inspiration hub [EXPERIMENTAL]
Your daily dose of design with industry news, tools, and inspiration - all in one place.
449 users
Tabs Aside
Set your open tabs aside and store them for later. They will be stored in a new folder in your bookmarks and can be restored all at once via the sidebar. https://github.com/tim-we/tabs-aside
446 users
Go to Sound Tab
Takes you to the tab that is generating sound
444 users
Open Page in Private Window
Open a copy of the current page in a new Private Window. This is useful for reading articles on websites that limit the number of articles you can read per month.
441 users
Screenshot2HTML
Take a full page screenshot and save it as an offline HTML file.
439 users
Save Open Tabs
An extension to save all your open tabs.
438 users
Rize
Extends the compatibility of Rize on Firefox so that URLs can be detected.
436 users
Tab Grouper
Groups tabs in Firefox the same way you can do in chromium based browsers, replicated in the best way Firefox can currently manage. The plugin allows you to group tabs together, and hide tabs that are not in the currently active group (if any).
436 users
New Tab Home
There's no place like home.
436 users