Add-ons
To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!
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XML Digital Signature Tool
Requires Restart
XML Digital Signature Tool is a Firefox add-on for processing Digital Signature in XML documents
(Please read the installation instruction in the "Developer Comments" section before downloading)
Key Manager
Requires Restart
KeyManager Tool: Firefox Add-on for Key Generation, Certificate Enrollment, CRL Signing, and Identity and Authority Delegation
View Dependencies
Requires Restart
View Dependencies adds a tab to the Page Info window, in which it lists all the files which were loaded to show the current page.
Certificate Patrol
Requires Restart
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.
Google Privacy
Requires Restart
Make some popular websites respect your privacy settings.
Please see the known issues below!
CustomizeGoogle
Requires Restart
CustomizeGoogle enhances Google by adding information and removing unwanted information.
Export All Certificates
RequestPolicy v0.5 Legacy
Requires Restart
Be in control of which cross-site requests are allowed. Improve the privacy of your browsing by not letting other sites know your browsing habits. Secure yourself from Cross-Site Request Forgery (CSRF) and other attacks.
Yet Another Remove It Permanently
Requires Restart
Remove elements and block content on Web pages.
URLFilter
Fox Web Security
Requires Restart
Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!
KeePass Helper
Requires Restart
Adds a hostname, URL, or email account ID to the application's window name (e.g., that of Firefox or Thunderbird) to make it recognizable to password manager utilities like KeePass.
Viral Threat Level
Requires Restart
Adds an image to the status bar indicating the current threat level of the internet. It allows quick access to security information that you can use to help protect yourself, and links to antivirus software comparisons and security extensions.
Change Referer Button
Requires Restart
Button in the toolbar/status bar to change referer value.
Remember Mismatched Domains
Requires Restart
The Remember Mismatched Domains extension for Firefox and Thunderbird adds a "Don't warn me again about this certificate for this domain" checkbox to the Domain Mismatch and Expired Certificate warning windows. When selected the domain...
Show Password On Input
Requires Restart
Gives an option to show the master password on input
WebPG for Mozilla
Requires Restart
An extension which provides GnuPG/GPG/PGP related functions to Moizilla Firefox, Thunderbird and Seamonkey
View Your Certificates Email Address
Adds a column for displaying the certificates Email address to the "Your Certificates" tab of the Certificate Manager
Native AdBlocker
Extension List Dumper
Requires Restart
This extension adds a button ("Dump list") to the Add-ons window. When this button is pressed, a new window is opened with the list of installed extensions, themes or plugins...
To create your own collections, you must have a Mozilla Add-ons account.
