EPUBReader
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
74,732 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
149,023 users
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
75,315 users
Facebook Container
Prevent Facebook from tracking you around the web. The Facebook Container extension for Firefox helps you take control and isolate your web activity from Facebook.
932,069 users
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1,226,729 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
194,908 users
Dark Mode
Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.
39,350 users
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
62,888 users
Turn Off the Lights for Firefox
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
45,694 users
Zoom Page WE
Zoom web pages (either per-site or per-tab) using full-page zoom, text-only zoom and minimum font size. Fit-to-width zooming can be applied to pages automatically. Fit-to-window scaling can be applied to small images.
21,775 users
Zoom Extension
Recommended, support Firefox 45+. The Zoom Firefox Extension allows participants to schedule Zoom cloud meetings directly from Google Calendar. You can start an instant meeting or schedule a future meeting with a button.
218,537 users
Zoom Image
As though the mouse wheel rotate by the right click on the images, you can do the images extenting / reducing / rotating and so on. It can be expanded regardless of design. Also you can drag zoomed images.
12,254 users