Turn Off the Lights for YouTube™ and Beyond
動画を囲むページ全体がだんだん暗くなり、まるで映画館にいる気分で、動画を楽しめます。
42,900 人のユーザー
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
33,126 人のユーザー
BetterTTV
Enhances Twitch and YouTube with new features, emotes, and more.
451,036 人のユーザー
Alternate Player for Twitch.tv
Alternate player of live broadcasts for Twitch.tv website.
25,256 人のユーザー
Netflix Party is now Teleparty
Watch Netflix, Youtube, Disney Plus, Hulu, HBO, and Amazon Prime Video in sync with friends
16,762 人のユーザー
Twitch Chat pronouns
Add Pronouns to Twitch Chat
15,653 人のユーザー
ChatReplay
Watch stream archive videos with chat replay.
12,715 人のユーザー
UltraWideo
The cross-browser extension that manipulates video aspect ratio to fit your entire screen. Take control over cinematic black bars. Netflix | Prime Video | Disney+ | Hulu | ESPN | + Many others...
11,646 人のユーザー
Video Downloader
ワンクリックでお気に入りのサイトからビデオをダウンロードしてください!
10,084 人のユーザー
AudD®音楽認識
ブラウザであらゆるウェブサイトのあらゆる音楽を認識
9,971 人のユーザー
Purple Ads BlockerPurple Ads Blocker
Purple AdBlock is a adblock for Twitch.tv
7,948 人のユーザー
Twitch Ad Blocker
Tired of Ads on Twitch? Block all ads and watch videos without interruptions.
7,856 人のユーザー
Color by Fardos - Color Picker
Pick colors from websites, save colors & gradients, get matching shades and tints and create beautiful gradients.
6,004 人のユーザー
Zoom for Firefox
Zoom in or out on web content using the zoom button and mouse scroll wheel for more comfortable reading. That to each percent value. It helps you to zoom easily in and out a web page. Thanks to the slider and the zoom buttons.
5,861 人のユーザー
Unwanted Twitch
Hide unwanted streams, games, categories, channels and tags on: twitch.tv
5,343 人のユーザー
Holodex Plus
Holodex.net companion extension for enhancing the viewing experience
3,826 人のユーザー
uView Floating Player - Picture in Picture
Watch Youtube video and more in a floating window Picture in Picture (PIP) on top of any other application while multitasking or gaming on PC. Say goodbye to alt-tabbing.
3,796 人のユーザー
Gumbo: Twitch Companion
Swollen companion keeping you updated on your Twitch experience
3,426 人のユーザー
Stream Recorder
Firefox extension that records streams and videos.
3,280 人のユーザー
Allkeyshop - Compare Game Prices
Shows you the best deals available while you're surfing on the web
3,263 人のユーザー
Tab Volume
Control your tab volume.
3,240 人のユーザー
Cast Kodi
Cast videos and music from more than 50 sites (YouTube, Twitch, Vimeo, SoundCloud, torrents, …) to Kodi with context menu and remote control.
3,174 人のユーザー
Previews (For TTV & YT)
Twitch と YouTube のチャンネルにカーソルを合わせたときのライブ プレビュー | TTV と YT の生活の質を向上させる多数の機能
2,941 人のユーザー
Audio Output Selector
Allows you to change the audio output device of <audio> and <video> elements. Requires media.setsinkid.enabled set to true in about:config!
2,723 人のユーザー