Up & Coming Extensions
Send Later Button Requires Restart
A simple button to invoke the (already existing) send later functions.
Rai Smooth Streaming Player (raismth) Requires Restart
Rai.tv live channels, vod and replay contents w/o *light (Silverlight/Moonlight)
SeaTab-X-2 Requires Restart
Adds Firefox-style tab closers into SeaMonkey.
View HTTP headers of a page and while browsing.
This is an unofficial "Live HTTP headers" clone, mainly to fix the Replay feature!
This extension enables true full screen mode in SeaMonkey for HTML5 video players, slide-shows, etc. and also for full screen invoked manually with the F11 key.
Gmail Manager-community Requires Restart
Manage multiple Gmail accounts and receive new mail notifications.
Install Browser Extensions straight from GitHub Repositories
RC Print Requires Restart
Adds a "Print" option to the Right-Click context menu.
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.
Open With Adobe Illustrator is a new companion for web designers, graphic designers and in general whom like to use Illustrator.
Adds a new page that shows add-on memory usage
Protects you against tracking through "free", centralized, content delivery. It prevents a lot of requests from reaching networks like Google Hosted Libraries, and serves local files to keep sites from breaking. Complements regular content blockers.
Finally, an efficient blocker. Easy on CPU and memory.
Lets the user direct the submission of a form to a new tab or window. [Bug #17754]
Go Parent Folder Requires Restart
Add "Go Parent Folder" menu to context menu in The Library list view and Search result in Bookmarks Sidebar.
A button to be able to open the profile folder, along with two buttons to create profiles, and also switch the current profile.
HTTPS Everywhere Requires Restart
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.
Show all the menus in a single menu button that can be placed anywhere. Also contains replacement buttons for the default menus.
Add-ons Manager Context Menu Requires Restart
Add more items to Add-ons Manager context menu.