Kill off the annoying floating things blocking the website you're trying to see.
Dark mode for Duolingo
Easily set a custom zoom level for each website (or all websites)
Changes GitHub and BitBucket file icons according to their extension or framework
Simple add-on to save and restore your browsing sessions.
Allows you to change New Tab page to your specific URL
Enlarge (zoom in) images and videos "inline" (in place) using shift + mouse wheel.
Adds gallery button to 4chan thread views with keyboard shortcuts.
Video overview here: https://www.youtube.com/watch?v=5BBTDiYJejM
Ask Historians Comment Helper will show an improved comment count for the sub-reddit r/AskHistorians.
It also allows you to monitor topics to see when they will get an answer.
Enables two-finger swipe (backwards/forwards) in Firefox for Precision Touchpads.
User-defined Enhancements for IMDb
This extension allows to set individual color for each tab in order to highlight it
This addon will allow to see the not-so-paywalled articles hosted on rep.repubblica.it
Art Project masterpieces from Google Cultural Institute in your Firefox's new tabs
WebExtension replacement: https://addons.mozilla.org/en-US/firefox/addon/new-tab-time-date/
A webextension version of FireTitle, this version lacks some features of the original since WebExtension API doesn't permit to freely change a window's title.
Turns all popup windows into tabs (of the current window). Simply right-click on any tab and choose 'Move Popups Here'.
This web extension adds a toolbar button to toggle the sidebar on reddit.com
Makes GitHub wide on Mozilla Firefox.
Blocks all images and visual contents on desired websites
The Easync Firefox Extension show you to view data about the Chrome Extension on Chrome Webstore without going inside the extension
Automatically load webpages in Firefox's Reader View – as the default for the websites you specify.
This extension hides automatic sign-in pop-ups on Youtube.
Makes sites design dark. Night vision for all sites. You can change design mode in one click. Set up your own darkness level in addon settings. Better than color inverters.
Deletes donation notices of Wikipedia.
With this add-on, your browser will not download HbbTV/CE-HTML/BML/OHTV web pages (i.e. iTV applications) but will provide a simulator enabling underneath technological features (OIPF,DVB,...)
Simple noscript button
Disaable/enable javascript
Auto Refresh Tweets : Only refresh tweets instead of the whole page, only refresh tweets when you at the top of page. New Tweets Button : Take you back to the top of page, and load new tweets.
Theme Firefox to suit you, day or night, solarized.
Firefox has never looked this good.
Hide Google Doodles for a less distracting search experience.
Open-Dyslexic is an open sourced font created to increase readability for readers with dyslexia. This extension overrides all fonts on web pages with the OpenDyslexic font, and formats pages to be more easily readable.