Privacy and Security


QuickPasswords Requires Restart

Retrieve your Passwords the quick way! Never retype or display your secure passwords on screen anymore - put the password where you need it - the login form or the clipboard.

Now also includes SSO change (multi-domain pw) and Backup + Restore.

Rated 5 out of 5 stars (48)
6,093 users

Customizations for Adblock Plus

This extension provides various customization options for the Adblock Plus user interface.

Rated 5 out of 5 stars (13)
15,051 users

Native AdBlocker

한국 웹의 광고를 효율적으로 차단합니다.

Rated 5 out of 5 stars (7)
534 users

Silent Block

Minimum and fast URL blocker.

Rated 5 out of 5 stars (16)
7,347 users

CS Lite Mod Requires Restart

CS Lite allows you to set the permission of the cookie every domain from toolbar.

Rated 5 out of 5 stars (45)
3,847 users

RequestPolicy 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.

Rated 4 out of 5 stars (226)
89,949 users

Expiry Canary Requires Restart

An extension to warn about nearly-expired website SSL certificates.

This simple addon probably needs updating for the upcoming changes in Firefox; however, I'm afraid I don't have time to learn the new stuff. If you can maintain it, contact me!

Rated 5 out of 5 stars (5)
163 users

Fetch Text URL (fix version) Requires Restart

Open text URLs from the context menu.

Rated 5 out of 5 stars (5)
651 users

No Resource URI Leak

Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for

Rated 5 out of 5 stars (15)
4,520 users

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.

Rated 4 out of 5 stars (35)
4,779 users

Fox Web Security Requires Restart

Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!

Rated 4 out of 5 stars (25)
26,299 users

AutoProxy Requires Restart

Are you concerned about your privacy? Or, are you blocked from some websites by a firewall? And, are you arming yourself with a proxy? In that case, AutoProxy is designed for you! A tool to help you use your proxy automatically & efficiently.

Rated 4 out of 5 stars (417)
45,448 users

CryptoData Requires Restart

Easily and quickly to encrypt / decrypt:
Private messages via e-mail, blogs, social networks, forums, websites, images, etc
Support: Firefox, Thunderbird and SeaMonkey

Rated 5 out of 5 stars (7)
1,731 users

PasswordMaker Requires Restart

One Password To Rule Them All!

Rated 4 out of 5 stars (55)
2,703 users

Web of Trust, MyWOT/WOT: Website Reputation Rating Requires Restart

Find out which websites you can trust. WOT adds intuitive traffic light-style icons next to search results and URLs so you can decide whether to visit a site:
• Green – The site is trusted
• Yellow – Be cautious
• Red – Online threats detected

Rated 4 out of 5 stars (1,305)
907,685 users


Fight back against advertising surveillance

Rated 5 out of 5 stars (9)
5,006 users

Gmail Mail Sidebar

Gmail Mail Sidebar brings Gmail right into your Firefox Sidebar.

Rated 5 out of 5 stars (4)
7,953 users

IsAdmin Requires Restart

Shows whether the application is running with admin privileges, using an icon in the status bar; useful if logged in as an administrator and you use privilege limitation tools such as DropMyRights, RunAs or Windows User Account Control.

Rated 5 out of 5 stars (10)
620 users

Link Status Requires Restart

Shows an icon on the status bar when the mouse cursor is over a link to a page you bookmarked or visited before. In Firefox 3.5 and later, the extension also offers an option to disable the visited link styling to reduce the risk to privacy.

Rated 4 out of 5 stars (35)
94 users

RefControl Requires Restart

Control what gets sent as the HTTP Referer on a per-site basis.

Rated 4 out of 5 stars (186)
75,540 users