History Auto Delete
登録されたサイトの閲覧履歴を自動的に削除する
287 人のユーザー
Stop Autoplay for YouTube™
If you have ever opened a bunch of videos in the background, you will know how annoying it is when they all start playing automatically. With this extension you will never have to worry about videos auto playing in the background.
285 人のユーザー
Simple Calculator
A simple and very lite calculator for your browser!
284 人のユーザー
Website Blocker
Block distracting websites and increase your productivity
283 人のユーザー
Close All Tabs Button
Adds close all tabs button. The button opens a new tab and closes all existing tabs.
283 人のユーザー
Copy Tabs
Copy tabs as hyperlinks or as plaintext URLs, similar to MS Edge, but better since this addons supports copying mutliple tabs at once
281 人のユーザー
Launch Gmail
Gmail toolbar button:- - Opens Gmail in a new tab (https://mail.google.com) - Neat icon
281 人のユーザー
Open all URLs in the clipboard
クリップボードにある全ての URL を開く.
280 人のユーザー
Workspaces for Firefox
Implements Firefox-wide tab management, inspired by virtual desktops/workspaces in most OSes.
280 人のユーザー
Discard Tab
This add-on allows discarding (freezing) tabs via right-click. Discarding, or freezing, tabs removes them from memory and stops all background activity. The tab will continue to exist and everything will reload, if you click it.
279 人のユーザー
Redirect Blocker
Redirect Blocker saves you from facing potential malicious/annoying redirects.
278 人のユーザー
Reload All Tabs in Window
Reload all tabs in current window.
276 人のユーザー
URL Shortner + QR Code Generator
This extension is to shorten the URL of current tab and to generate the QR Code for short URL
274 人のユーザー
Tabs Import
Imports URLs from a text file and opens them in the browser
273 人のユーザー
ColorTabs
This add-on enables you to set the browser window to a custom color for any site. You can save as many site-color mappings as you wish, and import/export to load your settings on different machines.
273 人のユーザー
Bookmark
Save scroll positions for tabs, as well as the tabs themselves. Designed for quick bookmarking and keeping track of where you were on long pages.
271 人のユーザー
タブリストボード
たくさん開いたタブを自由に分類して一覧表示し、簡単に切り替えることができます。
271 人のユーザー
Toolbar Clock
Stylish analog clock for your browser toolbar.
271 人のユーザー
New Tab Redirect
Any website in a new tab page. This add-on automatically opens your website every time you open a new tab in your browser.
270 人のユーザー
二ュータブビサイド
現在のタブの横に新しいタブまたは複製を開く単純なエクステンション。他の多くのブラウザでは、Firefoxではなく、「現在のタブのすぐ隣に新しいタブを開く」機能があり、このエクステンションが作成されました。
270 人のユーザー
Bookmark Dial
Replaces the default New Tab page and displays the contents of a bookmark folder including a thumbnail every time you open a new tab. The homepage is also replaced unless you choose not to. Check out the screenshots
270 人のユーザー
Grayscale Browsing
Toggle grayscale on the active tab for the ultimate reading experience
269 人のユーザー
Power Close
A firefox addon to close all tabs based on domain name or keyword.
269 人のユーザー
Dustman - AutoClose Tabs
Stop worrying about dozens of open tabs, Dustman will close them for you and let you focus on your work
269 人のユーザー
Tab Session Master
Save and restore the state of windows and tabs. It also supports automatic backup your current session
268 人のユーザー