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Stop Tube HTML5 Geen herstart
Stops autoplay of YouTube HTML5 videos (WebM). It is Flash-Block equivalent for HTML5 videos.
AntiGameOrigin v6 Geen herstart
AntiGameOrigin - the other OGame experience for all communities.
uMatrix Geen herstart
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 Geen herstart
Speed Dial & Start Page with flexible layout for fast access to sites via visual bookmarks
TabSubmit Geen herstart
Lets the user direct the submission of a form to a new tab or window. [Bug #17754]
AlexaTopSites Geen herstart
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.
Remote XUL Manager Geen herstart
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.
HTML5 Video Everywhere! Geen herstart
Replace video player with Firefox native video player
Clear Cache and Data Geen herstart
Clears the browser cache and other selected storage.
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
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.
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.
The most beautiful yet the simplest add-on that makes a strong colorful appeal. Colors every tab in a different color and makes them easy to distinguish while beautifying the overall appearance of the interface. For Seamonkey & Flock. An essential. F...
uBlock Origin Geen herstart
Finally, an efficient blocker. Easy on CPU and memory.
True Full Screen in SeaMonkey Geen herstart
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.
Bookmark Toolbar Menu Button Geen herstart
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.