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.
34,651 users
Emoji
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
12,755 users
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
9,076 users
Breakthrough Twitter Login Wall
Bypass 'Log in to continue' of Twitter, added in August 2021.
8,897 users
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.
6,387 users
Tweak New Twitter
Removes algorithmic content from Twitter, hides news & trends, lets you control which shared tweets appear on your timeline, and adds other UI improvements
4,366 users
Auto Refresh Page
Refresh web pages automatically. Auto-refresh and page monitor with specified time intervals.
4,191 users
Twitter Container
This addon is a fork of Mozilla's Facebook Container but for Twitter. Twitter Container isolates your Twitter activity from the rest of your web activity in order to prevent them from tracking you. This addon is NOT an official Mozilla Product.
3,031 users
LibRedirect
Redirects YouTube, Twitter, Instagram... requests to alternative privacy friendly frontends and backends.
2,099 users
KellyC Image Downloader
An browser extension for downloading artworks from Pixiv, Pinterest, VK (Вконтакте), ArtStation, DeviantArt, Twitter, Joyreactor (extended functional) and other sites.
1,301 users
uView Player Picture-in-picture Extension
With this extension, you can open videos like Anime, MP4, Youtube, Twitch, Netflix, Crunchyroll and many other online videos in the uView Player app, giving you a great viewing experience for all types of videos. Try it out today!
1,292 users
Youtube mp3 & video downloader
Firefox extension to convert and download Youtube all videos for free in MP3 format.
1,161 users
Download Twitter videos
Download videos, gifs, tweet photos, profile pictures, header banners, thumbnails, subtitles, color palettes, tags from Twitter.
953 users
B!tch to Boss
Online harassment is a problem. The solution? People being less terrible. Until then, this extension replaces "bitch" and other derogatory words like it with "boss" all across the internet.
748 users
Online Video Downloader Free
Online video downloader free web app on chrome, windows and phone help you download any video url on internet in MP4 formats from videos website.
736 users
Twitter Misc
Miscellaneous functions related to Twitter (This add-on was formerly called Twitter Old UI)
613 users
Twitter Large Thumbnails
This extension enlarges the containers of single-media posts on twitter.com
469 users
Emojis Keyboard
The most up to date. Copy-paste Emojis everywhere. Compatible with Win, Mac, Linux and iOS, Android. Works for every website/App.
465 users
Save4k
Скачать видео с YouTube.com, VK.com, Ok.ru, Facebook.com, Instagram.com, Soundcloud.com в 4К или 8К качестве!
248 users
