Enhancer for YouTube™
海量自定义功能提升您的 YouTube 用户体验。
Easy Youtube Video Downloader Express
A simple extension for superfast and easy YouTube downloads in FLV, 3GP, MP3, MP4, 720p, and 1080p formats.
AdBlocker for YouTube™
Remove all annoying ads from YouTube.
Search by Image
A powerful reverse image search tool, with support for various search engines, such as Google, Bing, Yandex, Baidu and TinEye.
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.
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!
Download All Images
Easily save images with a wide range of customization features, such as file size, dimensions, and image type.
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.
Stream just the audio from YouTube to save bandwidth and battery life
Listen to live radio stations from around the world!
Image Search Options
A customizable reverse image search tool that conveniently presents a variety of top image search engines.
Unhook: Remove YouTube Recommended Videos Comments
Hide YouTube related videos, comments, video suggestions wall, homepage recommendations, trending tab, and other distractions.
Stylish audio equalizer in toolbar popup.
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!)
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, Odnoklassnoki.ru, Soundcloud.com and more than 40 other just in one click.
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 via a button.
Video Downloader professional
- download and save videos embedded into a website to your hard disk - add youtube, vimeo and other videos easily to your video list - supports up to 4k videos
ZenMate Free VPN
ZenMate VPN - The best free Firefox VPN extension to hide your IP. Encrypt your connection, access our secure proxy servers & unblock websites easily.
600% Sound Volume
Up to 600% volume boost
Ant Video Downloader
Browser extension with a companion application for downloading and merging streaming video segments.
YouTube 视频一键下载器 / YouTube HD Download
下载MP4，WEBM，3GP等日常运动视频，高清音质和声音。YouTube-Video-Download / YouTube-HD-Download是一款令人惊叹的YouTube下载工具，适用于所有YouTube-download粉丝。