My Favorite Add-ons
About this Collection
My favorite add-ons
124 Add-ons in this Collection
Cookies manager to view, edit and create new cookies. It also shows extra information about cookies, allows edit multiple cookies at once and backup/restore them.
THIS ADDON WILL NEVER SUPPORT FIREFOX 57+ USE WATERFOX OR PALEMOON INSTEAD
Personas (now known as lightweight themes) are free, easy-to-install "skins" for Firefox. Personas Plus extends that built-in functionality to give you even more control and easier access to new, popular, and your own favorite themes.
View HTTP headers of a page and while browsing.
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox, Mozilla. The number of errors of a HTML page is seen on the form of an icon
For Firefox 56, use 0.974 (see all versions below).
For Firefox 57, see Web Extensions.
Adds the ability to create and edit entries in the password manager.
Feature rich XPath generator, editor, inspector and simple extraction tool...
Dead pages, broken links, the scourge of the internet. Powerhouse sites like Slashdot and Digg can bring a server to its knees. What do we do when a page is dead but we still want to see it? Call in the clerics, and perform a resurrection...
*** Note: Please use Page Saver WE in Firefox 57 and newer. ***
Save an image of a web page interactively or from the command line. Options allow you to control the output format (PNG or JPEG), file name, and much more.
Custom Buttons by Yan, cubegm, others
Gives a possibility to create custom toolbarbuttons...
Allows the download manager to also open in a tab or sidebar, and adds some optional display changes.