Recurring emails for Gmail
Sends your emails at a later time once, or recurring every X hours/days/months/years
265 users
Ringover | Click2Call
With the Ringover extension | Click2Call, all phone numbers displayed on web pages become clickable!
264 users
Motivation
Replace new tab page with Motivation. Once installed, enter your date of birth and then, every time you open a new tab, a live calculation of your age will appear. Click to preview: https://motivation-new-tab.github.io/
263 users
Tab Tally
Displays how many tabs are open. The count includes tabs from all windows. Also indicates how many tabs actually have content loaded in them – for example, after restarting Firefox.
260 users
all-in-one
Facility for providing suite of tools for handling web components e.g. standard formats HTML, RSS, M3U8, and more.
259 users
Auto Referer
Control HTTP referer to protect privacy and not break web. And this is the addon (maybe the only one?) that deals with the 'document.referrer' bug
259 users
New Tab Beside
A simple extension that opens new tab or duplicates right beside the current tab. Many other browsers have "open a new tab right next to current tab" feature built in but not Firefox, and so this extension was created.
258 users
Tab reloader
Updating tabs by time You can configure updates for each separately In the pop-up window, you will switch between tabs and the set time for each of them Convenient control and ease of use!
258 users
Popout
Popout is simple extension that allows tabs to be opened in a separate minimal window.
257 users
Text Linky Tool
A useful tool for web links. Features: Copy as plain text. Copy as HTML source. Copy Link Name & URLs. Copy Tab Name & URLs. Analyze image/page URLs.
255 users
CloseTabTimer
Closes tabs with timers. Allows the user to create a timer for each tab that will automatically close once the timer is up. Multiple timers can run at the same time, and timers can be cleared.
255 users
Dormancy
Dormancy 'retires' tabs that have gone unused for a while, freeing up that memory. It then restores the tabs to life when accessed.
254 users
Tab List Board
Enables you to classify opened tabs freely and switch tab easily by tab lists displayed on a board.
253 users
HTML Universal Speed Control
Control the speed of HTML websites with various timing methods.
253 users
Tab Grouper - Group Every Open Tabs
Create and manage tab groups for better browsing and research.
252 users
