Excelsior 4 (best of FF 3 / business, multimedia, shopping, entertainment suitcase)
About this Collection
Sophisticated description will come soon (next weekend i hope). Meantime, because every newly recorded will increase performance, speedups-extensions are possibly more instructive if Sorted by Added
2513 Add-ons in this Collection
Blocks annoying video ads on YouTube, Facebook ads, banners and much more.
Adblock Plus blocks all annoying ads, and supports websites by not blocking unobtrusive ads by default (configurable).
Lightbeam is a Firefox add-on that enables you to see the first and third party sites you interact with on the Web. Using interactive visualizations, Lightbeam shows you the relationships between these third parties and the sites you visit.
Easy anonymous web browsing.
– Change your IP-Address and country
– Visit blocked or censored websites.
– Delete cookies, show your public ip, and more
We provide the proxy servers, no external proxies or other programs required
DownThemAll! by Nils Maier, Federico Parodi, others
The first and only download manager/accelerator built inside Firefox!
Protect your privacy. See who's tracking your web browsing and block them with Ghostery.
The simplest YouTube Video Downloader for all YouTube Flash sites, period.
Allow an easy access to the system commands and other programs in your computer.
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
Adblock Plus Pop-up Addon extends the blocking functionality of Adblock Plus to those annoying pop-up windows that open on mouse clicks and other user actions.
Adblock Edge is a fork of the Adblock Plus version 2.1.2 extension for blocking advertisements on the web, without sponsored ads whitelist.
**This addon has been discontinued**
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.
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
- download and save videos embedded into a website to your hard disk
- add youtube, vimeo and other videos easily to your video list
- supports up to 4k videos
The User Agent Switcher extension adds a menu and a toolbar button to switch the user agent of a browser.