Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
445.806 usuarios
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
440.148 usuarios
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
429.640 usuarios
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.
188.213 usuarios
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.
158.850 usuarios
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!
143.786 usuarios
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
115.874 usuarios
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
110.806 usuarios
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
105.974 usuarios
Tabliss - New Tab
A beautiful New Tab page with many customisable backgrounds and widgets that does not require any permissions.
78.188 usuarios
Audio Equalizer
Stylish audio equalizer in toolbar popup.
61.008 usuarios
Imagus
Amplia imágenes en miniatura, y muestra imágenes y videos al pasar el puntero sobre enlaces.
60.465 usuarios
Turn Off the Lights for YouTube
La página se oscurecerá completamente, así podrás ver los vídeos como si estuvieras en el cine. Funciona con todas las webs de vídeos conocidas como YouTube, Vimeo, Dailymotion, twitch.tv, Hulu, Metacafe, Youku, etc.
47.129 usuarios
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.
46.727 usuarios
Feedbro
Advanced Feed Reader - Read news & blogs or any RSS/Atom/RDF source.
45.999 usuarios
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!)
44.583 usuarios
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
39.676 usuarios
Worldwide Radio
Listen to live radio stations from around the world!
32.142 usuarios
PhotoShow
Mira imágenes en alta definición al instante solo con pasar el cursor. Hecho para tus sitios favoritos — y para ti.
3910 usuarios
Show Video Controls for Firefox
Automatically enables video controls when playing html webm videos.
1423 usuarios
Easy Screenshot
Capture a screenshot of the whole webpage, and save in your desktop in default.
1.910.109 usuarios
SaveFrom.net helper all-in-1 / youtube downloader
SaveFrom.net helper will enable you to download files from YouTube.com, FaceBook.com, Vimeo.com, Daylimotion.com, VK.com, Odnoklassniki.ru, Soundcloud.com and more than 40 other just in one click.
396.744 usuarios
Zoom Extension
Recommended, support Firefox 45+. The Zoom Firefox Extension allows participants to schedule Zoom cloud meetings directly from Google Calendar. You can start an instant meeting or schedule a future meeting with a button.
223.027 usuarios
600% Sound Volume
Up to 600% volume boost
204.744 usuarios
Imágenes completa página web (♥♥♥♥♥)
FireShot makes full web page screenshots. Demo: http://bit.ly/RlBQMV Screenshots can be quickly captured and: ― Saved as Image or PDF ― Sent to clipboard ― Printed ― Annotated * ― Uploaded * ― E-Mailed * * OS Windows only
167.712 usuarios