YouTube Download Master
YouTube Video Download Master lets you download YouTube videos in resolutions up to 8K or convert them to audio—completely free and without any subscription. Enjoy unlimited video and audio downloads with just one click!
331 użytkowników
Vidoo
Change the speed of medias, adjust video filters, skip Ads automatically, flip videos horizontally or vertically, rotate, etc. Adjustable filter parameters: brightness, contrast, saturation, etc.
316 użytkowników
Quick YouTube Downloader
Quick YouTube Downloader lets you download YouTube videos in up to 8K resolution or convert them to audio—entirely free and with no subscription. Enjoy unlimited video and audio downloads with just one click!
264 użytkowników
YouTube Musical Spectrum
Audio visualizer for YouTube, YT Music, Spotify, and SoundCloud with musical notes.
252 użytkowników
RSS Launchpad: find feeds easy
Lets you find RSS or Atom subscriptions in web pages easily
245 użytkowników
Video Speed Controller
Easily control HTML5 video playback speed on any website, with an intuitive interface and features tailored to both desktop and mobile versions of Firefox.
236 użytkowników
Extract Page Context for AI
Extract readable content from web pages for AI chat context
187 użytkowników
Relingo - Master words from any webpage
Reading based on interest and mastering vocabulary unconsciously
185 użytkowników
Free YouTube Video Saver
Effortlessly download your favorite YouTube videos in stunning quality with just one click. Build your personal video library, enjoy seamless offline viewing, and share the best moments with friends—anytime, anywhere!
167 użytkowników
Video to Animated GIF
Converts the YouTube, Vimeo, webm, ogv or mp4 videos you are currently watching into an animated GIF.
158 użytkowników
Scribble Pad
Scribble Pad lets you draw,sketch,text and annotate directly on any website in real-time, a complete lightweight package.
157 użytkowników
Ukryj shorty na Youtube™
Ukrywa shorty na YouTube™ ze strony głównej, subskrypcji i wyników wyszukiwania.
135 użytkowników
Tube Saver
Effortlessly download your favorite YouTube videos in high quality with a single click. Build your personal video library, enjoy offline viewing, and share with friends—anytime, anywhere!
120 użytkowników
Big Search
Handily use / switch search engines via a Flexible Tool. With some special technical features also. Definitly more than a GET/POST sender. Source code on Github. Vast search, search great! Breadth 🗺️ & Focus 👨💻
118 użytkowników
Snow for Firefox
Experience a snowstorm effect with falling snow on your page. Transform it into a winter wonderland with snowflakes.
115 użytkowników
YouTube Subs & Playlists Saver
Export YouTube subscriptions and playlists to CSV/JSON/TXT. Privacy-focused, 100% local processing—no data collection. Perfect for backups and importing to NewPipe, Tubular and other YouTube frontend apps. Free and open-source.
111 użytkowników
Wzmacniacz głośności
Podkręć kartę do 500% albo wycisz tylko ją—reszta bez zmian. EQ 10 pasm. Głośność per strona: YouTube, muzyka, streamy.
101 użytkowników
ReDD Focus: Hide Distractions
Open-source attention saver for the web (YouTube, Instagram, ... or any other site!).
92 użytkowników
