![](https://cdn.statically.io/img/addons.mozilla.org/user-media/hero-featured-image/chuttersnap-aT5-sSYP6e4-unsplash.jpg?modified=1602004754)
Video DownloadHelper
Clippings
Save frequently-entered text for pasting later.
පරිශ්රීලකයින් 13,120
Clear Cache
Clear browser cache with a single click or via the F9 key. F9 Fever! ;)
පරිශ්රීලකයින් 60,024
Video Background Play Fix
Some sites may not work with Firefox for Android video background play feature. This add-on provides a quick fix by blocking the Page Visibility API and the Fullscreen API.
පරිශ්රීලකයින් 139,402
Swift Selection Search
Swiftly access your search engines in a popup panel when you select text in a webpage. Context menu also included!
පරිශ්රීලකයින් 11,044
පරිශ්රීලකයින් 665,943
පරිශ්රීලකයින් 428,946
පරිශ්රීලකයින් 375,062
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
පරිශ්රීලකයින් 468,698
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
පරිශ්රීලකයින් 446,483
Enhancer for YouTube™
Take control of YouTube and boost your user experience!
පරිශ්රීලකයින් 562,073
YouTube NonStop
Tired of getting that "Video paused. Continue watching?" confirmation dialog? This extension autoclicks it, so you can listen to your favorite music uninterrupted. Working on YouTube and YouTube Music!
පරිශ්රීලකයින් 125,533
Dark Reader
Dark mode for every website. Take care of your eyes, use dark theme for night and daily browsing.
පරිශ්රීලකයින් 1,055,576
Read Aloud: A Text to Speech Voice Reader
Read out loud the current web-page article with one click. Supports 40+ languages.
පරිශ්රීලකයින් 150,372
Sidebery
Vertical tabs tree and bookmarks in sidebar with advanced containers configuration, grouping and many other features.
පරිශ්රීලකයින් 72,609
Dark Mode
Dark theme and night shift mode for every website. Care your eyes, use Dark Mode for night and daily web browsing.
පරිශ්රීලකයින් 31,298
පරිශ්රීලකයින් 683
පරිශ්රීලකයින් 252
පරිශ්රීලකයින් 5,284
Grammar and Spell Checker - LanguageTool
With this extension you can check text with the free style and grammar checker LanguageTool. It finds many errors that a simple spell checker cannot detect, like mixing up there/their, a/an, or repeating a word.
පරිශ්රීලකයින් 332,972
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
පරිශ්රීලකයින් 324,703
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.
පරිශ්රීලකයින් 63,303
Dark Background and Light Text
Make every web page (or just the pages you want) display light text on dark backgrounds. All color variations are fully customizable.
පරිශ්රීලකයින් 33,956
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
පරිශ්රීලකයින් 545,158
600% Sound Volume
Up to 600% volume boost
පරිශ්රීලකයින් 148,497
Global Speed
Set a default speed for video and audio.
පරිශ්රීලකයින් 57,850
YouTube mp3
The YouTube-mp3 Add-on generates a "MP3" button on YouTube. Convert YouTube to mp3 and download the file to your device.
පරිශ්රීලකයින් 32,662