Welcome to SeaMonkey Add-ons.
Add extra features and styles to make SeaMonkey your own.Close
Recently Updated Extensions
Allows to customize GNOMErunner theme
Quickly deletes pages with a default reason on MediaWiki websites with many shortcuts.
Gives a possibility to create custom toolbarbuttons...
In the Firefox Browser (and other Mozilla programs) you can per default configure only the setting for one internet connection. With this Proxy Switch you can manage different configurations and simply switch over between these.
Silent Block No Restart
Minimum and fast URL blocker by regular expression.
Flash player plugin - unofficial xpi repack for 32bit browsers.
Use when official plugin installer is not suitable.
All binary files are copyrighted by their authors and distributed for free.
S3.Google Translator adds the power of Google Translate’s automatic translations to your browser!
It supports translation of selected text, entered phrase or whole webpage between any of 80+ languages.
New Feature: Language learning!
uBlock Origin No Restart
Finally, an efficient blocker. Easy on CPU and memory.
Pan No Restart
Block ads and manage proxy.
Show more addons recent updates
NoScript Security Suite Featured
The best security you can get in a web browser!
Allow active content to run only from sites you trust, and protect yourself against XSS and Clickjacking attacks.
OpenDownload² extends the "Save" dialog by a "Run" button to open the file directly.
For those who are looking for and want to find!
Find the most relevant information from the Web with a single request to different search engines and get the results on a single page
Improved DOM Inspector! [dm version]. Box Model new layout & more data, see screenshot!. Horizontal scroll for Dom-Tree, and some more.
Inspects the structure and properties of a window and its contents.
Implement the "Sensitivity" header for outgoing messages (described in RFC 4021 section 2.1.55).
Forked from another add-on developed by ff_bob, added SPX header for Sophos security appliances
Vietnamese-language input method editor (IME). Type diacritics directly into any Web page, Web app, or dialog box. Convenient, comprehensive, secure.
Bộ gõ tiếng Việt cho phép đặt dấu trực tiếp vào bất kỳ trang Web, ứng dụng Web, hộp thoại.
Session Manager No Restart
Session Manager saves and restores the state of all or some windows - either when you want it or automatically at startup and after crashes. It can also automatically save the state of open windows individually.
Toolbar contains a set of functions, which expands the abilities of webmasters and optimizers, when working in the interface of SAPE exchange.
AntiGameOrigin v6 No Restart
AntiGameOrigin - the other OGame experience for all communities.
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.