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!
314 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.
304 Benutzer
ProBlocker: Werbeblocker & Pop-up-Entferner
Stoppen Sie nervige Popups und Werbung. Sicherer, schneller Browser ohne Tracking. Kostenlos für Chrome 2026.
287 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.
281 Benutzer
YouTube Musical Spectrum
Audio visualizer for YouTube, YT Music, Spotify, and SoundCloud with musical notes.
271 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!
249 Benutzer
RSS Launchpad: find feeds easy
Lets you find RSS or Atom subscriptions in web pages easily
242 Benutzer
ModHeader ✨ by modheader.app ✅
ModHeader ✨ by modheader.app ✅ Modify change add edit update remove replace override HTTP request and response headers free.
214 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!
176 Benutzer
Relingo - Master words from any webpage
Reading based on interest and mastering vocabulary unconsciously
165 Benutzer
Scribble Pad
Scribble Pad lets you draw,sketch,text and annotate directly on any website in real-time, a complete lightweight package.
160 Benutzer
Video to Animated GIF
Converts the YouTube, Vimeo, webm, ogv or mp4 videos you are currently watching into an animated GIF.
149 Benutzer
Shorts für YouTube™ ausblenden
Blendet YouTube-Shorts Videos von der Startseite, den Abonnements und den Suchergebnissen aus.
139 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.
137 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 👨💻
133 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!
119 Benutzer
Volumen-Booster
Tab auf 500 % boosten oder nur stummschalten—ohne Nebenstörung. 10-Band-EQ. Lautstärke je Seite: YouTube, Musik, Streams.
116 Benutzer
Snow for Firefox
Erleben Sie einen Schneesturmeffekt mit fallendem Schnee auf Ihrer Seite. Verwandeln Sie sie in ein Winterwunderland mit Schneeflocken.
109 Benutzer
