Privacy and Security

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No Resource URI Leak No Restart

Deny resource:// access to Web content: We fill the hole to defend against fingerprinting. Very important to Firefox privacy. A direct workaround for bugzil.la/863246

Rated 5 out of 5 stars (11)
3,226 users

Ad-Aware Ad Block No Restart

Ad-Aware Ad Block improves your browser’s speed and protects your privacy by blocking ads and trackers. It also improves online security by blocking malicious URLs and establishing the most secure connection available.

Rated 3 out of 5 stars (12)
70,118 users

about:addons-memory 2016 No Restart

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (17)
5,962 users

Proxy Tool

Proxy Tool - Powerful, yet User-friendly proxy tool to manage your proxies and anonymity needs, including: 46M+ user agents (world's largest), 10 different spoofed HTTP referrers, auto-proxy rotation, plus many more. Developed by http://ProxyList.co

Rated 4 out of 5 stars (40)
12,128 users

Pan No Restart

Block ads and manage proxy.

Rated 5 out of 5 stars (89)
3,947 users

RequestPolicy Continued No 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 (5)
7,580 users

AdRemind.Me

Want to keep your favourite Web sites alive even when you're using Adblock Plus? AdRemind.Me helps you to supporting your favourite Web sites in deactivating periodically Adblock Plus ad filters only on these sites for 20 seconds.

Rated 4 out of 5 stars (3)
1 user

Sensitivity Header

Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
This allows the user to select Private / Personal / Company-Confidential (or none) for an outgoing message.

Rated 4 out of 5 stars (1)
49 users

PhishTank SiteChecker Classic Mod

PhishTank SiteChecker is an advanced Phishing Protection extension that uses data from PhishTank.com to determine if a site is a phishing site or not. If it is, it will block the site and protect you from the site

Rated 2 out of 5 stars (2)
1 user

Channel Guard

Channelguard disables plugins and protocol handlers to ensure maximum security against side-channel attack.

Rated 4 out of 5 stars (2)
40 users

IsAdmin

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)
648 users

Link Status

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)
109 users

Soapy

Bypasses DNS-based censorship

NOTE: This was created as a SOPA protest in 2012. This does not work anymore for most sites. Use Tor instead.

Not yet rated
79 users

Cache Offline Alert Restorer

Restores the alert when a website asks to store data for offline use.

Rated 5 out of 5 stars (1)
79 users

PrivaConf No Restart

Automatically apply settings recommended by security and privacy experts.

Rated 3 out of 5 stars (1)
434 users

Key Manager

KeyManager Tool: Firefox Add-on for Key Generation, Certificate Enrollment, CRL Signing, and Identity and Authority Delegation

Rated 3 out of 5 stars (21)
939 users

XML Digital Signature Tool

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)

Rated 4 out of 5 stars (3)
194 users

Fetch Text URL (fix version)

Open text URLs from the context menu.

Rated 5 out of 5 stars (5)
636 users

Restart Application Button No Restart

Restart Application Button lets you restart your Firefox and SeaMonkey application by a quick toolbar button click.

Rated 4 out of 5 stars (3)
547 users

Element Hiding Helper for Pan No Restart

Help you create element hiding rules for Pan to fight the text ads.

Rated 5 out of 5 stars (4)
355 users