Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
1.283.883 brûkers
YouTube High Definition
YouTube High Definition is a powerful tool that automatically plays all YouTube videos in HD, changes video player size, offers auto-stop and mute, and much more.
159.414 brûkers
LeechBlock NG
LeechBlock NG is a simple productivity tool designed to block those time-wasting sites that can suck the life out of your working day. All you need to do is specify which sites to block and when to block them.
108.098 brûkers
Google Search Fixer
Override the user-agent string presented to Google Search pages to receive the search experience shown to Chrome.
98.962 brûkers
SoundFixer
Helps you fix annoying sound problems on sites like YouTube: audio in one channel only, too quiet or too loud. (Unfortunately, this extension does not work on all websites because of cross-domain issues — but it does work on YouTube!)
47.759 brûkers
Greasemonkey
Customize the way a web page displays or behaves, by using small bits of JavaScript.
156.938 brûkers
Popup Blocker Ultimate
Best Pop-up Blocker for Firefox. (Best in Rating, Performance, This addon does NOT collect user's data same as Poper Blocker)If your Firefox version is not 57+ please install version 8.1 from Official website.
51.343 brûkers
Cookie Quick Manager
An addon to manage cookies (view, search, create, edit, remove, backup, restore, protect from deletion and much more). Firefox 57+ is supported.
46.012 brûkers
Adblock for Youtube™
Popular Adblock for Youtube™ Extension: Removes the video ads from Youtube™. Thanks to all AdBlock supporters!
37.337 brûkers
BlockTube
YouTube™ Content Blocker Block channels and videos from YouTube™ Fast and easy
30.943 brûkers
Mate Translate – translator, dictionary
Your all-in-one translator for web pages, highlighted text & Netflix subtitles. Translate and learn words in 103 languages.
19.243 brûkers
JavaScript Toggle On and Off (WebExtension)
Toggle JavaScript engine on and off the easy way
12.540 brûkers
Page Assist - A Web UI for Local AI Models
Use your locally running AI models to assist you in your web browsing.
8.906 brûkers
Pinned Google Calendar
Go to the pinned Google Calendar tab. If it doesn't exist, it's created.
8.059 brûkers
Scratch Addons
Scratch Addons provides customizable features and themes for the scratch.mit.edu website and project editor.
8.053 brûkers
Form History Control
Manage form history entries (search, edit, cleanup, export/import) and easy text formfiller. Auto-save text entered in any form while typing to allow fast recovery when disaster strikes.
6.882 brûkers
WebScrapBook
Capture web pages to local device or backend server for future retrieval, organization, annotation, and edit.
6.803 brûkers
