Should Be Built Into Firefox
by Firebreathing
About this Collection
Extensions so useful they are worthy of being candidates to be built directly into Firefox.
36 Add-ons in this Collection
User Agent Switcher by chrispederick
156 users
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
FireFTP by Mime Čuvalo
80 users
FireFTP is a free, secure, cross-platform FTP/SFTP client for Waterfox which provides easy and intuitive access to FTP/SFTP servers.
Check out my new project, FireSSH!
Menu Wizard by Oleksandr
230 users
Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey
Download Status Bar by Szalgiris
70 users
If you are the kind of person who likes to have total control over every aspect of your downloads, "Download Status Bar" is the add-on you are looking for.
Mozilla Archive Format, with MHT and Faithful Save by Christopher Ottley, Paolo Amadini
40 users
— Open web pages saved with Internet Explorer or other browsers (MHT)
— Save many tabs, video and audio reliably, in a single ZIP file (MAFF)
— Return to the original site you saved a page from, and more!
Live HTTP Headers (clone) by Earthling
4 users
View HTTP headers of a page and while browsing.
This is an unofficial "Live HTTP headers" clone, mainly to fix the Replay feature!
RefControl by James Abbatiello
18 users
Control what gets sent as the HTTP Referer on a per-site basis.
Dorando keyconfig by trlkly, Jonathan Kamens
232 users
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.)
As of version 2016.2, Custom keys (using custom JavaScript) work again!
Copy Urls Expert by Kashif Iqbal Khan
8 users
Copy multiple urls (links) to clipboard. Provides options to copy urls of all opened tabs and urls in selected text. You can customize the format of copied urls. You can also open multiple links from clipboard.
DOM Inspector by SeaMonkey Council
13,001 users
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.
Custom Buttons by Yan, cubegm, others
21 users
Gives a possibility to create custom toolbarbuttons...
No Resource URI Leak by Desktopd Collaboration, nord-stream
10 users
Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246
Add-ons Manager Context Menu by Zulkarnain K.
22 users
Add more items to Add-ons Manager context menu.
What are Collections?
Collections are groups of related add-ons that anyone can create and share.
Explore CollectionsTo create your own collections, you must have a Mozilla Add-ons account.