Image Search Options
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
142,607 users
'Improve YouTube!' 🎧 (For YouTube & Video)
Youtube Extension. Powerful but lightweight. Enrich your Youtube and content selection. Make YouTube tidy and smart! (Layout, Filters, Shortcuts, Playlist)
103,121 users
Dictionary Anywhere
View definitions easily as you browse the web. Double-click any word to view its definition in a small pop-up bubble. It also supports Spanish, German, French language alongside English. Enjoy Reading Uninterrupted!!!.
33,382 users
automaticDark - Time-Based Theme Changer
Automatically change Firefox's theme based on the time.
11,791 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
142,607 users
Auto Tab Discard
Increase browser speed and reduce memory load and when you have numerous open tabs.
72,781 users
Sink It for Reddit
Upgrade your Reddit experience with color coded comments, easier nav, sub-reddit blocking, gestures for upvoting, ad+nag blocking, and more. It's like RES, for mobile!
12,371 users
YouTube Search Fixer
Remove ALL distracting search results, redirect shorts back to legacy page and try little visual changes suited for low resolution screens.
32,197 users
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1,233,127 users
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
192,791 users
Dark Mode
Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.
43,807 users
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
54,585 users
DuckDuckGo Search & Tracker Protection
Actively protects your data in your current browser
1,112,823 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
425,103 users
SteamDB
Adds SteamDB links and new features on the Steam store and community. View lowest game prices and stats.
90,193 users
Popup Blocker (strict)
Strictly block all popup requests from any website by default. A notification window is opened to allow you accept, reject, open the popup in background page, or redirect the current page to popup address
75,608 users