Explore powerful tools and features to customize Firefox and make the browser all your own.
An easy-to-use font inspector to get CSS styles of the selected element
Get free text of research papers as you browse, using Unpaywall's index of ten million legal, open-access articles.
Protect your Passwords, Payments, and Privacy.
This extension changes page colors, brightness and contrast to increase readability and brings dark night mode to all websites.
Squared tabs, application button menu, add-on bar, small button view, old search and many more 'old' features for 'Firefox 29-56' only, not for Firefox Quantum (57+)! >Latest builds only on Github!<
Tab Groups are an easy way to organize a lot of tabs. You can visually group related tabs, switch between groups, and quickly search through all of your tabs to switch to a specific one.
Best adblock for YouTube, faster and lighter than other ad blockers. It automatically hides all kind of YouTube ads (YouTube banner ads and YouTube video ads).
Download Mp3 from YouTube with one click with YouTube Mp3 Download! Never has been so easy to download mp3 from YouTube!
This webextension inserts table with data under crash signatures to check if the patches had an effect on crash numbers.
Add the url in the title of the window. This is useful to help KeePass identify the correct entry to use. The is port of the extenson 'Add URL to Window Title (Advanced KeePass Usage)' by Eric.
Records macros to automatically perform actions or submit forms on user defined websites. This can for example be used to log into captive portals, or to confirm annoying cookie banners on web sites.