Volume Master — Increase Volume
Volume Master: The extension boosts browser audio up to 600%.
TTV AB - Twitch Ad Blocker
Block ads on Twitch.tv live streams. No purple screens, prerolls, or midrolls. Lightweight adblocker.
625 brûkers
YouTube Music Volume Fixer
Allows the user to adjust the volume scaling of the YouTube Music player.
625 brûkers
Netflix Fixer for Linux
A minimal addon to fix Netflix for Linux users. Fixes a problem on Netflix for Linux users where Netflix pops up with a help page stating mimimum requirements when they try to watch a video.
624 brûkers
YouTube Shorts Downloader
The YouTube Shorts Downloader Add-On allows you to download your favorite YouTube Shorts videos for free as MP4 (video) files.
618 brûkers
4Chan Gallery Mode WG
Adds gallery button to 4chan thread views with keyboard shortcuts. HI! The new version has new permissions for 1) easy save (downloads perm) and 2) openai experiments. If you don't want to use those functions, do not use it. Thanks!
617 brûkers
Sublime
Save anything from anywhere. Build a living library with all of your highlights, images, links, social media saves, and inspiration.
613 brûkers
ScrewMyCode.in: Pitch control for YouTube
Slow down and speed up videos directly on YouTube like you would on a turntable.
612 brûkers
Skype Web Messenger
Skype Web Messenger brings Skype right into your browser to make audio and video calls.
611 brûkers
Media Reaper - Privacy 1st, Audio & Video Download
Save Video or Audio from a vast selection of websites, including YouTube and Reddit (with audio!).
611 brûkers
Save Tab Image
Save Tab Imageはタブで展開中の画像を一括で保存するアドオンです。 インストールするとツールバー上にSave Tab Imageのボタンを追加します。 ボタンをクリックするとタブ上で開いている画像ファイル（jpg,jpeg,png,gif,bmp）をfirefoxのデフォルトダウンロードフォルダに一括で保存することが出来ます。 ダウンロード時に画像を開いているタブをすべて閉じます。
609 brûkers
Take Youtube Video Screenshots (+ GIF Maker)
How to use - Download File : Left Click on Button - Download File with Prompt : Alt/Option + Left Click on Button - Copy to Clipboard : Shift + Left Click on Button - Selecting the Capture Area: Ctrl/Command + Left Click on Button
608 brûkers
Web Video Speed Controller
Effortlessly control any online video speed. Easily operable via a floating interface, or keyboard shortcuts, or mouse actions only.
603 brûkers
CDA.pl Auto Downloader PRO
Usprawnia korzystanie z CDA: dodaje przycisk ( Personalizowany ) do pobierania filmów w wybranej jakości, automatycznie pomija reklamy w odtwarzaczu oraz potwierdza weryfikację pełnoletności, umożliwiając natychmiastowy dostęp do wybranego materiału.
602 brûkers
FxIF
View exIF allows you to view metadata contained in .jpg and .tiff images from your Firefox browser.
602 brûkers
YouTube Music Player
Easy control YouTube Music. With notification support and hotkey combinations
602 brûkers
YouTube Auto Dub Disabler
UPDATED JAN 15, 2026 Automatically opens the settings menu and switches to the original language audio track on YouTube.
600 brûkers
细雪之舞 · 刷课神器
一款功能强大的在线学习助手：一键秒课、倍速播放（当前/全部页）、单页/全局静音暂停、高清截图（可视/整页/选区）、番茄钟、护眼关爱、解除复制右键限制、自定义导航。
599 brûkers
YouTube LevelUp
Blocks Shorts and members-only, returns dislikes, skips sponsors, anti-translate, auto-continues, enables background playback.
599 brûkers
IG+VSCO fullsize
Click extension icon to open current Instagram or VSCO image in the highest resolution possible.
599 brûkers
