Privacy & Security

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Proxy Privacy Ruler

Restrict Proxy by Private Windows, Tabs and Domain List

Rated 5 out of 5 stars (24)
5,728 users

Toggle Mixed Active Content

An icon that toggles the preference of blocking mixed active content.
Preference Name: security.mixed_content.block_active_content

Rated 5 out of 5 stars (14)
3,261 users

Adguard AdBlocker

Unmatched adblock extension against advertising and pop-ups. Blocks ads on Facebook, Youtube and all other websites.

Rated 5 out of 5 stars (394)
231,033 users

Trusted Shops extension for Firefox Compatible with Firefox 57+

Find secure shops in your Google search: install the official Trusted Shops extension

Rated 5 out of 5 stars (62)
67,993 users

KeeFox Requires Restart

Simple and secure password management. Login automatically, never forget another password, stay in control of your passwords and improve their security. Powered by the world-renowned KeePass Password Safe.

Rated 5 out of 5 stars (1,125)
48,494 users

Privacy Settings Featured

Alter Firefox's built-in privacy settings easily with a toolbar panel.

Rated 5 out of 5 stars (67)
19,011 users

Form History Control Requires Restart

Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller.

Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.

Control for which webpage form history is saved or not.

Rated 5 out of 5 stars (96)
17,509 users

FlashDisable

Toolbar button that lets you disable and re-enable Flash with just one click.

Rated 5 out of 5 stars (51)
16,319 users

Password Tags Requires Restart

Adds metadata and sortable tags to the password manager.

Rated 5 out of 5 stars (13)
1,382 users

about:addons-memory 2016

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (34)
10,636 users

Hide My IP VPN

Hide My IP VPN is number one tool for hiding your IP and unblocking any web site!

Rated 5 out of 5 stars (26)
11,912 users

WorldIP - Geo Add-on with Security Features Requires Restart

Professional Geo Add-on with security features and advanced network tools. Anti-phishing. Protection against DNS spoofing and fake sites. All DNS records for domain. The real location of web server, country flag, extended information about datacenter

Rated 5 out of 5 stars (118)
20,760 users

mKiosk: Kiosk Mode for Firefox Requires Restart

Kiosk Mode for Firefox with optional Tabs Guides for Access Point. Complete solution. Block downloads/addon, bookmarks, reset kiosk inactivity, retry on errors, restricted interface, show favorites as buttons and more! USERS ONLY ADMINISTRATORS!

Rated 5 out of 5 stars (25)
18,850 users

Content Farm Blocker Compatible with Firefox 57+

Preventing to open content farm by mistake

Rated 5 out of 5 stars (12)
1,132 users

CanvasBlocker

Blocks the JS-API for modifying <canvas> to prevent Canvas-Fingerprinting.</canvas>

Rated 5 out of 5 stars (40)
17,701 users

SearchReset

This add-on is very simple: on installation, it backs up and then resets your search preferences and home page to their default values, and then uninstalls itself. This affects the search bar, URL bar searches, and the home page.

Rated 5 out of 5 stars (159)
301 users

Malware Search Requires Restart

Mainly for use with HijackThis logs, this plugin will search various malware related databases for selected (highlighted) text.

Rated 5 out of 5 stars (33)
2,681 users

uMatrix Featured

Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.

Rated 5 out of 5 stars (131)
35,488 users

gooreplacer

一个用于替换网页中Google Fonts/API/themes等的Firefox插件,让你快速打开引用这些资源的页面。需要说明的是,如果要想使用本插件,需要在本插件选项中开启重定向功能。具体可参考:https://github.com/jiacai2050/gooreplacer#install

Rated 5 out of 5 stars (9)
995 users

Clickjacking Reveal

This extension tries to warn you if it found clickjacking technique on the page you are viewing.

Rated 5 out of 5 stars (9)
1,494 users