Hide C. Titlebar Plus Lite Requires Restart
* "Maximize your content space by configuring Title-bar & floating main-menu".
* Configurable "Thunderbird" application-main-button at top-left corner!, like Firefox's one. (see sshots)
* "Close Current Tab"! as configurable Close-button action.
rikaichan Requires Restart
Japanese to English/German/French/Russian dictionary. Just hover the mouse on top of a word, and a popup appears. Automatically de-inflects verbs and adjectives. Detailed kanji view...
quickFilters Requires Restart
Quickly generate mail filters on the fly, by dragging and dropping mails and analyzing their attributes. Create a filter in less than 10 seconds, it's as easy as: drag, click, click.
By popular demand, supports SORTING filters alphabetically.
SelectionSK Ancient Requires Restart
Pops up user menu with useful tools (copy, highlight, translation, search, etc.) when text is selected with the mouse.
Please migrate onto https://addons.mozilla.org/en-US/firefox/addon/selectionsk/
Addons Recent Updates Requires Restart
Show more addons recent updates
中止ボタンがしいたけに見えて困る Requires Restart
Huh, you said the stop button looks like shiitake? No way, you must be tired.
DOM Inspector Requires Restart
DOM Inspector is a tool that can be used to inspect and edit the live DOM of any web document or XUL application. The DOM can be navigated using a two-paned window displaying a variety of different views on the document and all nodes within.
Update Notifier Requires Restart
Note from Mozilla: This add-on has been discontinued. Try Add-on Update Checker instead.
Notifies you when updates are available for your extensions and themes.
AutoProxy-ng Requires Restart
This is a fork of AutoProxy, which can run the latest version of Firefox.
Auto Address Cleaner Requires Restart
Removes comment, display name automatically from addresses before sending mail.
Folder Filters Button Requires Restart
Just a very simple add-on that adds a toolbar button to execute the "Run Filters on Folders" from Tools menu.
Dorando keyconfig Requires Restart
A modified Dorando's addon to rebind keyboard shortcuts. It is designed to be a drop-in replacement, keeping your old settings. (See details for upgrade instructions.)
QuickPasswords Requires Restart
Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.
Now also includes SSO change (multi-domain pw) and Backup + Restore.
ToggleReplied Requires Restart
Enables toggling of Replied/Forwarded states of messages.
Looks up the definition of words on a Web page.
Get a faster browsing experience by blocking nasty web resources using Bluhell Firewall, the lightweight Ad-Blocker and Tracking/Privacy Protector.
Slideshow Requires Restart
Displays a slideshow of picture attachments. When email has attached pictures, it displays "View as Slideshow" button next to the attachment. Button click pops a slideshow window with all the images, allowing you to zoom in/out, save...
Force a LTR locale to behave as if it was a RTL locale.
Automatically marks all messages in junk folders as read.
Always HTML Requires Restart
Disable automatic degradation of HMTL mails to plain-text mails.