Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
431.545 Benutzer
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
362.597 Benutzer
Videowiedergabe im Hintergrund
Manches Seiten verhindern die Wiedergabe von Videos im Hintergrund. Dieses Add-on blockiert die von den Webseiten dazu genutzten APIs und ermöglicht so das Abspielen von Videos, auch wenn der betreffende Tab nicht im Vordergrund ist.
217.562 Benutzer
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!
181.962 Benutzer
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
161.538 Benutzer
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.
160.378 Benutzer
Awesome Screenshot & Screen Recorder
Full page screen capture and screen recorder 2 in 1. Share screencast video instantly.
127.590 Benutzer
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
109.476 Benutzer
Improve YouTube! (Open-Source for YouTube)
Make YouTube tidy & powerful! YouTube Player Size Theme Quality Auto HD Colors Playback Speed Style ad block Playlist Channel H.264
103.890 Benutzer
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
74.604 Benutzer
Turn Off the Lights
Die ganze Seite wird abgedunkelt, sodass sie Videos wie im Kino anschauen können. Es funktioniert für alle bekannten Video-Sites wie YouTube, Vimeo, Dailymotion, twitch.tv, Hulu, Metacafe, Youku, uvm.
68.236 Benutzer
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!)
48.311 Benutzer
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.
41.984 Benutzer
Image Max URL
Finds larger/original versions of images (supporting 10,000+ websites), including a powerful media popup feature
39.227 Benutzer
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
35.022 Benutzer
YouTube Screenshot Button
Take screenshots from YouTube Videos & YouTube Shorts. The addon adds screenshot button & also enables Shift+A shortcut.
18.765 Benutzer
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
5.859 Benutzer
Easy Screenshot
Capture a screenshot of the whole webpage, and save in your desktop in default.
1.326.963 Benutzer
Enhancer for YouTube™
Eine Vielfalt an Möglichkeiten, um deine Nutzererfahrung auf YouTube zu verbessern.
505.727 Benutzer
