Make the browser forget website data (like cookies, local storage, etc.), except for the data you want to keep by adding domains to a whitelist, graylist, blacklist, or redlist.
Google Reverse Image Search The only add-on in this category capable of searching local files from the computer
Watch YouTube in the full-HD quality or the highest available one
This extension reimplements the share feature in Firefox with container support (also for Facebook container), many social networks and services supported!
Get international weather forecasts from AccuWeather.com and display them in any toolbar or statusbar with this highly customizable and unobtrusive extension.
The best way to see the weather right in your browser. Easier than looking outside!
A lightweight and accurate weather extension for the entire globe based on Google Technology
This extension shows in your toolbar the current weather and the degree in Celsius, when you click is possible see more details about the weather on your city. In addition to being able to view the forecast for the next 24 and 48 hours.
New Tab Override herstelt de mogelijkheid om de pagina te wijzigen die bij het openen van een nieuw tabblad wordt weergegeven.
Show tabs like a tree.
Automatically refresh tabs based on custom time intervals
Te veel tabbladen? Zet uw tabbladen om in een lijst en maakt Firefox sneller OneTab is nu beschikbaar in het Nederlands!
Google Keep Notes brings Google Keep right into your Firefox Sidebar.
Simple sticky notes utility which provides facility to make small notes of any thing.
Stylish timer combined with stopwatch and alarm for your browser.
Adds a text box to a toolbar button for taking notes