Welcome to SeaMonkey Add-ons.
Add extra features and styles to make SeaMonkey your own.Close
Up & Coming Extensions
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.
LastPass, an award-winning password manager, saves your passwords and gives you secure access from every computer and mobile device.
Allows to copy selected text as plain text by adding a 'Copy as Text' menu item to context menu.
Abilita la gestione alternativa degli allegati P7M
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
Now Available for: Firefox, Thunderbird and SeaMonkey!
Organize your schedule and life's important events in a calendar that's fully integrated with your Thunderbird email. Manage multiple calendars, create your daily to do list, invite friends to events, and subscribe to public calendars.
This add-on is not compatible with your version of SeaMonkey because of the following:
- Add-on has opted into strict compatibility checking.
Watch videos without limit
Provides transparent proxy authentication on your enterprise network.
Close authentication dialog if login on proxy failed.
All Menus Button No Restart
Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.
uBlock Origin No Restart
Finally, an efficient blocker. Easy on CPU and memory.
Add more items to Add-ons Manager context menu.
Join partial messages. Somewhat similar to MS Outlook Express "combine and decode".
Un clic sur l'icone de télécommande visible dans la barre des modules fait apparait une télécommande plus grosse en bas à droite de la fenêtre de Firefox. Celle-ci permet de piloter votre Freebox Révolution V6 ou HD V5.
Advanced Eyedropper, Color Picker, Gradient Generator and other colorful goodies...
Free Memory Button No Restart
Free unused memory that Firefox is currently using.
Synchronizes contacts & groups between Thunderbird or SeaMonkey and Google Contacts. Imports Facebook friends, contacts you follow on Twitter, and more.
Z-Sync to Thunderbird Addressbook
Will sync Thunderbird address book to Zentyal, Zarafa, Horde and outlook.com/hotmail.
Toggles dictionaries automatically or manually and displays the currently selected one
Allow you to add a Return Receipt button to mail compose window toolbar.
Bookmark Toolbar Menu Button No Restart
Show the contents of the Bookmarks Toolbar in a drop down menu. This compresses the bookmark menu into one button that you can put on any toolbar you want to.