Checker Plus for Gmail™
Get notifications, read, listen to or delete emails without opening Gmail and easily manage multiple accounts.
35,694 users
SponsorBlock - Skip Sponsorships on YouTube
Easily skip YouTube video sponsors. When you visit a YouTube video, the extension will check the database for reported sponsors and automatically skip known sponsors. You can also report sponsors in videos. Other browsers: https://sponsor.ajay.app
731,837 users
Chrome Mask
Makes Firefox wear a mask to look like Chrome to websites that block Firefox otherwise.
52,467 users
Auto Tab Discard
Increase browser speed and reduce memory load and when you have numerous open tabs.
88,092 users
Tab Session Manager
Save and restore the state of windows and tabs. It also supports automatic saving and cloud sync.
148,388 users
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
71,062 users
Video Download Helper
Detect and download videos from websites you visit. Save streams, clips, and media files quickly with a simple video download helper toolbar.
628 users
Claude in Sidebar
Chat with Claude AI directly in your browser sidebar. Summarize articles, explain code, translate pages, and get instant answers without switching tabs.
189 users
Volume Booster
Boost audio volume on any website beyond normal limits and fix annoying sound problems on YouTube, Steam and more. Volume booster, sound control, audio enhancer, tab volume mixer.
533 users
Control Panel for Twitter
Gives you more control over Twitter and adds missing features and UI improvements
50,649 users
DuckDuckGo Search & Tracker Protection
⚡Protects your data. Private search with optional AI, private browsing, and ad blocking.
1,045,295 users
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
437,926 users
TinEye Reverse Image Search
Click on any image on the web to search for it on TinEye. Recommended by Firefox! Discover where an image came from, see how it is being used, check if modified versions exist or locate high resolution versions. Made with love by the TinEye team.
39,875 users
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
33,703 users