About this Collection
my all time favorites
19 Add-ons in this Collection
Adblock Plus by Eyeo
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).
The easy way to download and convert Web videos from hundreds of YouTube-like sites.
The best security you can get in a web browser!
Firebug by Joe Hewitt, Jan Odvarko, others
DownThemAll! by Nils Maier, Federico Parodi, others
The first and only download manager/accelerator built inside Firefox!
The Web Developer extension adds various web developer tools to the browser.
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
Nightly Tester Tools (NTT) is an add-on for aiding testers of Nightly builds of Mozilla apps including Firefox.
Secure Login is an extension for Firefox integrated password manager.
WebExtension alternative: https://addons.mozilla.org/firefox/addon/keepasshelper/
Certificate Patrol by Carlo v. Loesch, tg(x), others
Your browser trusts many certification authorities and intermediate sub-authorities quietly, every time you enter an HTTPS web site. This add-on reveals when certificates are updated, so you can ensure it was a legitimate change.