Turn Off the Lights for Firefox
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube and Beyond. Dark mode for all websites. It works for all known video sites such as YouTube, Vimeo, Twitch, Dailymotion, Facebook, etc.
It permits just with a single click to copy an emoji. There is a search-box and the "Most used emojis" section (the first one). If you want to send feedback or report bug, please go to https://github.com/Sav22999/emoji
'Improve YouTube!' 🎧 (For YouTube & Video)
Youtube Extension. Powerful but lightweight. Enrich your Youtube & content selection. Make YouTube tidy&smart! Layout Filters Shortcuts Adblocker Playlist
Enhances Twitch and YouTube with new features, emotes, and more.
Alternate Player for Twitch.tv
Alternate player of live broadcasts for Twitch.tv website.
Twitch Chat pronouns
Add Pronouns to Twitch Chat
Watch stream archive videos with chat replay.
Purple Ads BlockerPurple Ads Blocker
Purple AdBlock is a adblock for Twitch.tv
Better Twitch Adblock
Blocks Video Ads on Twitch.tv.
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.
Hide unwanted streams, games, categories, channels and tags on: twitch.tv
Cast videos and music from more than 50 sites (YouTube, Twitch, Vimeo, SoundCloud, torrents, …) to Kodi with context menu and remote control.
Previews (For TTV & YT)
Live previews when hovering over streams on Twitch & YouTube | A bunch of quality of life improvements for TTV & YT
Holodex.net companion extension for enhancing the viewing experience
Gumbo: Twitch Companion
Swollen companion keeping you updated on your Twitch experience
Open In uView Picture-in-picture
Watch Anime Online, Youtube and more in Floating player that plays videos in picture-in-picture (PIP)
Download video from your favorite sites with just one click!
Allkeyshop - Compare Game Prices
Shows you the best deals available while you're surfing on the web
audioff - audio device selector
Select audio output device for each tab.
Color by Fardos - Color Picker
Pick colors from websites, save colors & gradients, get matching shades and tints and create beautiful gradients.
Chatterino Native Host
Replaces the chat on Twitch.tv with Chatterino. Only works on Windows.
Twitch Ad Blocker
Tired of Ads on Twitch? Block all ads and watch videos without interruptions.
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!
Youtube mp3 & video downloader
Firefox extension to convert and download Youtube all videos for free in MP3 format.
Tumblr – Post to Tumblr
Post to Tumblr right from your browser toolbar!