Privacy and Security

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FoxyProxy Basic Requires Restart

FoxyProxy Basic is a simple on/off proxy switcher. More advanced features and configuration options are offered by FoxyProxy Standard.

Rated 4 out of 5 stars (31)
1,871 weekly downloads

RefControl Requires Restart

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

Rated 4 out of 5 stars (186)
1,766 weekly downloads

Proxy Tool Requires Restart

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)
1,559 weekly downloads

Ebank2 Plugin Requires Restart

K&H e-bank és electra belépés és tranzakció aláírás bővítmény / K&H ebank and electra login and transaction singing extension

Rated 3 out of 5 stars (5)
1,552 weekly downloads

Google Privacy Requires Restart

Make some popular websites respect your privacy settings.
Please see the known issues below!

Rated 5 out of 5 stars (33)
1,499 weekly downloads

Redirect Bypasser

Avoid redirects and has direct access to the sites you want to visit.

Rated 4 out of 5 stars (37)
1,267 weekly downloads

NoRedirect Requires Restart

NoRedirect lets the user take control of HTTP redirects. It can be used to interdict an ISP's DNS search redirection hijacks, preview/screen "shortened" URLs (e.g., TinyURL), stop the annoying redirection of "smart" error pages, etc.

Rated 4 out of 5 stars (52)
1,211 weekly downloads

CookieKeeper

Extended Cookie Manager - Keep only wanted cookies.

Rated 4 out of 5 stars (62)
1,124 weekly downloads

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 (224)
1,089 weekly downloads

about:addons-memory 2016

Adds a new page that shows add-on memory usage

Rated 5 out of 5 stars (20)
1,067 weekly downloads

Pan

Block ads and manage proxy.

Rated 5 out of 5 stars (94)
1,015 weekly downloads

ShowIP Requires Restart

Show the IP address of the current page in the status bar. It also allows querying custom information services by IP (right click) and see location and avaiable vouchers for shopping sites. Additionally you can copy the IP address to the clipboard.

Rated 3 out of 5 stars (286)
932 weekly downloads

RequestPolicy Continued

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 (4)
710 weekly downloads

Silent Block

Minimum and fast URL blocker.

Rated 5 out of 5 stars (16)
707 weekly downloads

Gmail Mail Sidebar

Gmail Mail Sidebar brings Gmail right into your Firefox Sidebar.

Rated 5 out of 5 stars (4)
660 weekly downloads

CensureBlock Requires Restart

This addon blocks sites containing pornographic materials.

Rated 3 out of 5 stars (76)
640 weekly downloads

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 bugzil.la/863246

Rated 5 out of 5 stars (15)
612 weekly downloads

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 (87)
599 weekly downloads

Whois Lookup & Hosting & DNS & Site Flags Firefox Requires Restart

IP Whois Lookup & Website Reviews & Rating. Display country flag indicating website location. Alexa and Norton Antivirus Site Adviser. Supported: GoDaddy, NetworkSolutions, Dotster, 1and1, NameCheap, Register, Yahoo, 123-Reg, FatCow, Enom, FastHosts.

Rated 3 out of 5 stars (9)
538 weekly downloads

PrefBar Requires Restart

The all in one toolbar(item). Houses and manages bigger amounts of buttons (Clear Cache, Clear Cookies, ...), Menus (User Agent spoof...) and checkboxes (Javascript, Flash, ...). Extensible from online-database or with self created buttons.

Rated 5 out of 5 stars (39)
489 weekly downloads