Unload Tab
Unload tabs to free up resources. Discards tabs to the same unloaded state as when Firefox is launched. Adds a context menu to the tab, and the hotkey Alt+x.
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Workona Tasks - Todo list & project manager
The best task list for work in the browser. Now it’s simple to jot down a task, check in with your most important todos, or create a task list for a project. Creating todo lists is easier than ever — just click the button in your browser bar.
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Open Link in Foreground
Adds a option when right clicking a link to open in a new tab and switch focus to it. Very useful when wanting to keep current tab and visit link immediately. That's It!
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Tab List Button
When you have lots of tabs open, it is good to have another way of selecting one.
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Tab Numbering
This extension writes the tab number to the first eight tabs, the ones accessible with ctrl/cmd + number. See https://github.com/tuomassalo/tab-numbering for source code and for filing bug reports.
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URLを日本語のままコピー
URLを日本語の状態(デコードした状態)でコピーします。
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Close Similar Tabs
Close similar tabs with this lightweight and simple extension.
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Vertical Tree Tabs
Display your tabs in a sidebar.
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Switch Container Plus
Switch the current tab to a different container in multiple ways
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Window Saver
Quickly save all tabs in a browser window into a bookmark folder. Saved windows can be restored deleted or reordered from within the extension's UI. Plays nice with the usual tools/options to sync, export, or edit bookmarks.
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URL in title
Add the url in the title of the window. This is useful to help KeePass identify the correct entry to use. The is a port of the extenson 'Add URL to Window Title (Advanced KeePass Usage)' by Eric.
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Open Tab Count
This extension displays the number of open tabs for each window on the button and the total number of open tabs (in all windows) in a tip. This is based on the extension by Hilary Mason.
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New Tab Homepage - Container Edition
Have a homepage for new tabs ... for each container
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NextPlease
NextPlease! is a highly configurable extension that allows you to jump to next and previous links on search results pages, like Google, Yahoo, Ebay, Amazon, and many other sites.
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vt-autologin
A Firefox-Extension for auto login to various pages. It can be used when building a kiosk-device.
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Mue
Fast, open and free-to-use new tab page for modern browsers.
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Tab Grenade
Puts all your tabs into a list, freeing memory without losing any information. Open-Source and very lightweight. Click the icon or press Ctrl-Alt-T/Cmd-Option-T to "grenade" the tabs.
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Close Other Windows
Adds a button to close all tabs in other windows which are not pinned
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Lean Tab Limiter
Limits the number of tabs that can be open. This extension allows you to define a global limit number of tabs, beyond which you will not be able to open a new tab or a new window, in order to keep your browsing session sanity ;)
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Other Window
Open or send a tab to a different window with the click of a button. Creates both a menu button and a context menu (right click on links) to send a tab or open a link in a different window.
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Web App Maker
Open sites in a window without any browser decorations. For when you want the Progressive Web App (PWA) or Site Specific Browser (SSB) experience.
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Edit with Notepad++
Edit an HTML element and all its child nodes in Notepad++ Text editor with real-time updates
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Clean Guru- cleaner cache and history
Best way to clean cache and browsing data from Firefox browser!
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Tabber
Save your groups of tabs so you can restore them later in a new window. You can edit saved tabs groups by adding, deleting or changing the url for each tab.
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