To try the thousands of add-ons available here, download Mozilla Firefox, a fast, free way to surf the Web!Close
Welcome to Firefox Add-ons.
Choose from thousands of extra features and styles to make Firefox your own.Close
- All Add-ons
- Search Tools
- Any Firefox
- Firefox 43.0
- Firefox 42.0
- Firefox 41.0
- Firefox 40.0
- Firefox 30.0
- Firefox 27.0
- Firefox 26.0
- Firefox 20.0
- Firefox 18.0
- Firefox 3.6
227 matching results
Search Results for tag "security"
Disable Speculative Pre-connections No Restart
Hide in the forest, with speculative pre-connections cleanly disabled.
Smart HTTPS No Restart
Automatically changes HTTP addresses to the secure HTTPS, and if loading encounters error, reverts it back to HTTP.
Privacy Settings No Restart
Alter Firefox's built-in privacy settings easily with a toolbar panel.
url-watcher No Restart
This is a very basic extension, it watches for zero width characters in request URL and it simply blocks requests
PrivacyFox No Restart
PrivacyFox tweaks various preferences in Firefox in order to enhance the privacy of users; it will also try to enforce these changes to maintain your privacy online. A list of the affected preferences changed can be found on the home/support page.
HTTPS by default No Restart
Request websites over secure https by default from the location bar instead of insecure http.
Protection from adult content (parental control) and from dangerous sites.
Entrust protection for yourself and your children to professionals!
Password Engine No Restart
use the password engine identity safe password generator to create highly secure passwords that are difficult to crack or guess
Browsec VPN No Restart
Encrypts traffic and unlocks sites.
Facebook closed by an overzealous sysadmin? Browsec to the rescue!
Browsec encrypts your traffic and routes it through our secure cloud. No one will be able to identify, track you or sniff your traffic.
Add the full URL or hostname of the current web page to the window title. Designed to help other applications identify the current window. Helps KeePass (http://www.keepass.info) to identify the current URL for auto-type.
Facebook™ Disconnect No Restart
Facebook™ Disconnect is an efficient firewall to disconnect third-party websites from accessing to your Facebook.
NoScript Suite Lite No Restart
Block Scripts on Untrusted Websites
Statutory No Restart
Prevents Private IP Information Leakage from WebRTC until the user is notified and accepts the websites access request for using WebRTC RTCPeerConnection (mozRTCPeerConnection).
Facebook Chat Seen Blocker No Restart
Facebook™ Seen Blocker allows you to read your Facebook messages without notifying the sender.
HyprKey Authenticator No Restart
Simple and secure authentication using HyprKey
Right Click DuckDuckGo No Restart
A simple, lightweight ( < 9 KB ) right click based DuckDuckGo search addon. Select text, right click and select DuckDuckGo option. Opens search results in new tab.
Secure P2P File Transfer (pyGet) No Restart
pyGet lets you share files with remote computers and smart-phones without the need of any plugins.
Night Mode Eye Guard No Restart
Night mode to protect eyesight. In general, works perfect for almost websites, some sites may not perfect. it can be very helpful.
masterpassword for Firefox No Restart
Keep different passwords for every site you log into without having to remember anything but a single master password. And without the risk of your getting your password list stolen.
MasterPassword is available for all your devices!
Keeper protects you against hackers with a secure and convenient password manager. Your passwords, logins, credit card numbers, bank accounts and other personal information is saved in your private digital vault that is encrypted and unbreakable.