Explore powerful tools and features to customize Firefox and make the browser all your own.
Select some text, right-click and choose"Search image" in the menu, a Google Image tab will open with your results.
Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. And more!
Access to your favorite websites via an stylish speed dial!
An easy-to-use tab reloader with custom reloading time settings for individual tabs
Squared tabs, application menu, add-on bar, small button view and many more 'old' features for 'Firefox 29-56', not for Firefox 57+! Release builds Beta builds
Does everything for an HTML table: Copy (table/row/column/cell), Sort (multi-column), Search (regex, range operations ...), Filter, Chart, Statistics, Rearrange, Combine/Compare. To use: Right click in a real HTML table for the "tabletools2" option.
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.
瞬间过滤B站(bilibili.com)刷屏的相似弹幕，还你清爽的弹幕视频体验。 *a tweak for a Chinese website. Please ignore this add-on if you are not a user of bilibili.com.*
Surfing without concerns! The free browser add-on Browser Safety recognizes insecure websites and warns you immediately.
Быстрый переход на популярные сервисы от Mail.Ru.
Dark theme for every website. Care your eyes, use Dark Reader for night and daily browsing.
Re-impliments the google image, "View Image" and "Search by Image" buttons.