Welcome to SeaMonkey Add-ons.
Add extra features and styles to make SeaMonkey your own.Close
Up & Coming Extensions
Stop Tube HTML5 No Restart
Stops autoplay of YouTube HTML5 videos (WebM). It is Flash-Block equivalent for HTML5 videos.
AntiGameOrigin v6 No Restart
AntiGameOrigin - the other OGame experience for all communities.
uMatrix No Restart
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
This wizard creates an XPI that rebrands Firefox, SeaMonkey or Thunderbird. You can change the brand name as well as the brand images and icons.
View HTTP headers of a page and while browsing.
Live HTTP Header Fix By Danyial ITs Working On Firefox Again Fixed Reply Problem
Speed Start No Restart
Speed Dial & Start Page with flexible layout for fast access to sites via visual bookmarks
TabSubmit No Restart
Lets the user direct the submission of a form to a new tab or window. [Bug #17754]
AlexaTopSites No Restart
This add-on provides quick access to Alexa's Top Sites.
Allows to copy selected text as plain text by adding a 'Copy as Text' menu item to context menu.
Diagnostics for Adblock Plus No Restart
Diagnostics tool for Adblock Plus, provides some insight into internal processes of Adblock Plus.
Remote XUL Manager No Restart
Manages the Remote XUL whitelist to allow websites and local files to load XUL content. For versions compatible with Firefox 41 and lower, see All Versions page below.
Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".
Customize menus : Helps removing, moving and renaming menus and menu items
Colorize important menu for ease of use! (use Style (CSS))
Change or disable any of used keyboard shortcuts
Support: Firefox, Thunderbird and SeaMonkey
Lists installed add-ons (extensions, themes, plugins). Compatible version linked from the Developer comments section at the bottom of the addon's page.
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.
Clear Cache and Data No Restart
Clears the browser cache and other selected storage.
FoxClocks No Restart
FoxClocks shows times around the world - or just your local time - at the bottom of your browser. It deals with daylight saving time so you don't have to.
Encrypt the web! HTTPS Everywhere is a Firefox extension to protect your communications by enabling HTTPS encryption automatically on sites that are known to support it, even when you type URLs or follow links that omit the https: prefix.
Abilita la gestione alternativa degli allegati P7M