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!
328 Benutzer
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 Benutzer
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!
263 Benutzer
YouTube Musical Spectrum
Audio visualizer for YouTube, YT Music, Spotify, and SoundCloud with musical notes.
251 Benutzer
RSS Launchpad: find feeds easy
Lets you find RSS or Atom subscriptions in web pages easily
244 Benutzer
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.
235 Benutzer
Relingo - Master words from any webpage
Reading based on interest and mastering vocabulary unconsciously
181 Benutzer
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!
165 Benutzer
Video to Animated GIF
Converts the YouTube, Vimeo, webm, ogv or mp4 videos you are currently watching into an animated GIF.
156 Benutzer
Scribble Pad
Scribble Pad lets you draw,sketch,text and annotate directly on any website in real-time, a complete lightweight package.
155 Benutzer
Shorts für YouTube™ ausblenden
Blendet YouTube-Shorts Videos von der Startseite, den Abonnements und den Suchergebnissen aus.
135 Benutzer
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 Benutzer
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 👨💻
116 Benutzer
Snow for Firefox
Erleben Sie einen Schneesturmeffekt mit fallendem Schnee auf Ihrer Seite. Verwandeln Sie sie in ein Winterwunderland mit Schneeflocken.
114 Benutzer
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.
112 Benutzer
Volumen-Booster
Tab auf 500 % boosten oder nur stummschalten—ohne Nebenstörung. 10-Band-EQ. Lautstärke je Seite: YouTube, Musik, Streams.
102 Benutzer
ReDD Focus: Hide Distractions
Open-source attention saver for the web (YouTube, Instagram, ... or any other site!).
92 Benutzer
