Excelsior 4
by FujiSenseiSan
About this Collection
insecure password resulting in insecure collection, still in use :)
299 Add-ons in this Collection
DownThemAll! by Nils Maier, Federico Parodi, others
237 users
The first and only download manager/accelerator built inside Firefox!
Startpage HTTPS Privacy Search Engine by StartPage
8,000 weekly downloads
Add Startpage - The World's Most Private Search Engine - to your search box. Startpage does not record your IP address. Search the Web in the best possible privacy!
FlashGot Mass Downloader by Giorgio Maone
460 users
Download all the links, movies and audio clips of a page at the maximum speed with a single click, using the most popular, lightweight and reliable external download managers.
Auto Resize Image by TrVTrV
268 users
Resizer for inline and attachment images (JPEG, PNG, BMP and GIF image formats).
All platforms are supported (Windows, Linux and Macintosh).
User Agent Switcher by chrispederick
159 users
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.
DuckDuckGo (HTTPS / SSL) by DuckDuckGo
2,164 weekly downloads
DuckDuckGo is the search engine that doesn't track you. We also have smarter answers and less clutter. This extension adds DuckDuckGo (HTTPS / SSL version) to the search bar. For more features, see the DuckDuckGo Plus add-on. Enjoy!
Element Hiding Helper for Adblock Plus by Felix Dahlke
273 users
Fight the text ads! Element Hiding Helper is a companion extension for Adblock Plus meant to make creating element hiding rules easier.
Ixquick (SSL) by SSL Search Bar
1,083 weekly downloads
Ixquick is a search engine that does not collect or share personally identifiable information. This search bar add-on utilizes SSL to protect searches between You and Ixquick.
Live HTTP Headers by Daniel Savard, Nikolas Co
39 users
View HTTP headers of a page and while browsing.
NoRedirect by Kai Liu
6 users
NoRedirect lets the user take control of HTTP redirects. It can be used to interdict an ISP's DNS search redirection hijacks, preview/screen "shortened" URLs (e.g., TinyURL), stop the annoying redirection of "smart" error pages, etc.
UnMHT by arai_a
36 users
UnMHT allows you to view MHT (MHTML) web archive format files, and save complete web pages, including text and graphics, into a single MHT file in Firefox/SeaMonkey.
DownThemAll! AntiContainer by Nils Maier
31 users
Make the resources behind container pages easily downloadable by DownThemAll!
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.