Welcome to SeaMonkey Add-ons.
Add extra features and styles to make SeaMonkey your own.Close
Privacy and Security
Clear Cache and Data No Restart
Clears the browser cache and other selected storage.
uBlock Origin No Restart
Finally, an efficient blocker. Easy on CPU and memory.
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.
Scan your computer for malware now! FREE. Simple. Amazingly fast.
CookieKeeper No Restart
Extended Cookie Manager - Keep only wanted cookies.
RedirectCleaner No Restart
RedirectCleaner cleans Redirects from Links
Disable clipboard manipulations No Restart
This extension prevents websites from interfering with your copy and paste actions.
Note: The same functionality is now built into Firefox, you can just change the dom.event.clipboardevents.enabled preference manually.
Configures Mozilla for work with certificates issued by InfoNotary Plc.
Easily and quickly to encrypt / decrypt:
Private messages via e-mail, blogs, social networks, forums, websites, images, etc
Support: Firefox, Thunderbird and SeaMonkey
New feature: CryptoPad (crypto-notepad)
Shows flag/country of involved Certification Authorities (CAs) for secured pages.
Advanced Dork: gives quick access to Google's Advanced Operators directly from the context menu...
Secure remote storage of your personnal passwords, bookmarks and notes, crypted by your navigator. Auto-login, auto fill, auto detect authentication forms or HTTP-authentication, Single Sign-On, always synchronized with all your firefox navigators.
Adds an option to export all root certificates.
Prevents Google and Yandex from obfuscating and hijacking links in SERP.
Allows to copy/paste *direct* links from Google/Yandex search results instead of redirects.
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.
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
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.
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.
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.