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.
324 brukere
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!
282 brukere
YouTube Musical Spectrum
Audio visualizer for YouTube, YT Music, Spotify, and SoundCloud with musical notes.
268 brukere
RSS Launchpad: find feeds easy
Lets you find RSS or Atom subscriptions in web pages easily
240 brukere
Relingo - Master words from any webpage
Reading based on interest and mastering vocabulary unconsciously
212 brukere
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.
208 brukere
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!
183 brukere
Video to Animated GIF
Converts the YouTube, Vimeo, webm, ogv or mp4 videos you are currently watching into an animated GIF.
169 brukere
Snow for Firefox
Experience a snowstorm effect with falling snow on your page. Transform it into a winter wonderland with snowflakes.
132 brukere
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!
131 brukere
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 👨💻
128 brukere
Tube Audio Options+
YouTube Audio only mode for desktop (youtube.com) and mobile (m.youtube.com).
122 brukere
Scribble Pad
Scribble Pad lets you draw,sketch,text and annotate directly on any website in real-time, a complete lightweight package.
122 brukere
VolMax - Volume Booster & EQ
Boost volume up to 1000%, 6-band EQ, balance, night mode, per-tab memory, and hotkeys.
91 brukere
Ask Everytime - limit site usage
Block addictive sites and enhance your productivity with 'Ask Everytime' - session limiter. Gain control of your time. Stay focused, stay free.
85 brukere
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.
70 brukere
