Smaller Tooltip Vereist herstart
Small tooltip for HTML pages with additional information.
Resize browser window or viewport to common screen widths.
Firefox's Responsive Design Mode (Ctrl + Shift + M) is great for mobile devices emulation.
Highlight Textboxes Like Google Chrome (Orange) Vereist herstart
This style will highlight any focused textbox exactly like Google Chrome. The current input textbox will be surrounded by an orange shadow that makes it easier to find where you are typing.
Blocks clickbaity and overall bad videos from Youtube.com by marking or hiding them.
Back/Forward Thumbnail Vereist herstart
This provides thumbnail for tooltips on "Back" and "Forward" buttons.
FireFox Tweak Vereist herstart
It enables user to change some default FF options and gain more out of firefox. It increases user's ability to manage FF the way he wants.User can change many features which are not in Tools -> options menu . (^_^). Now tweak NETWORK settings, too.
This add-on makes "Block image from ad.sites" come back to Firefox's context menu!!
This very simple add-on hides the GMail top bar - repositioning the search box - to make it more compact and nice.
Replace XUL Alert with Windows 8's Toast Notification
Counts words and characters and checks for copies in Google.
Adds a page action icon to the URL bar when a Youtube video is being watched. Click the icon to show/hide the video panel, so only the audio will be heard.
If reader mode is available, turns it on automatically. This automation can be toggled.
A basic add-on that lets you specify background colors for inactive tabs.
Double click top-left corner to close window.
Free Quick Translator Vereist herstart
Free Quick translation- allow user translate selected text in quick and very easy way - from and to more then 50 languages
Website Theme Manager allows you to change any website's appearance