Sound Adjuster - Volume Control
Turn up quiet videos, adjust the tone, and save your sound settings for each site. A volume booster and equalizer for Firefox.
275 utilisateurs
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.
274 utilisateurs
Video Looper
An extension for looping videos across the internet. (It supports most common video sources; Such as, WEBM, MP4, etc...). That means you'll be able to use this extension in websites like YouTube or Twitter.
263 utilisateurs
Media URL Timestamper (resume playback)
Remember audio/video playback position for later resuming without cookies, storage or logging in by automatically timestamping the address. Compatible with Youtube, SoundCloud, Invidious and others.
257 utilisateurs
Stereo to 7.1 Surround Upmixer
Convertit l’audio stéréo en son surround 7.1 en temps réel
246 utilisateurs
ProBlocker: Bloqueur de pub pour YouTube™
Bloqueur de pub rapide pour YouTube™ et tous les sites. Bloquez vidéos, bannières et trackers. MV3 compatible 2026.
238 utilisateurs
LagSync - Bluetooth Audio Fix
Fix audio and video delay caused by Bluetooth latency. Sync your sound perfectly on YouTube, Netflix, and HTML5 video to get perfect lip-sync.
174 utilisateurs
800% Sound Volume
Boost, reduce, or mute audio on any website up to 800% volume, with per-site memory and a clean simple interface.
153 utilisateurs
Capo – Changer hauteur, vitesse et volume
Change la hauteur et la vitesse de tout audio ou vidéo sur YouTube, Spotify, SoundCloud. Transpose, ralentis et lis en boucle.
145 utilisateurs
SoundTuner
Extension to manipulate background audio. Can lower/increase volume, add pan and mono per tab. Can also save background sounds per website for future visits.
127 utilisateurs
Summarize AI for Firefox
🌟 Summary: Summarize AI is an innovative tool designed to simplify your online reading experience. It intelligently summarizes articles and web pages
116 utilisateurs
Shortkeys-Custom Shortcuts
Map keyboard keys to click buttons on specific websites. Set per-site keybindings that trigger element clicks.
106 utilisateurs
Vitesse et volume vidéo avec la molette de la sour
Contrôlez la vitesse de lecture et le volume vidéo/audio avec la molette de la souris
98 utilisateurs
SpeedMaster: Custom Playback Speed for Videos
This addon allows you to break free from traditional speed limits on any video website. With the ability to set customised playback speeds without constraints. SpeedMaster also lets you add quick buttons for instant access to your preferred speeds.
96 utilisateurs
Video Controller
Control your online videos. Send videos to VLC or play in a new tab with 1 click. Avoid ad's and resource hungry websites. Watch in full screen, even if the originating website doesn't allow it. Watch multiple videos from multiple sites at once.
76 utilisateurs
YouTube Video Downloader
Download from YouTube, Vimeo, TikTok, Instagram & more in 4K! MP4, MP3, FLAC, AAC & 8+ formats. Playlists, batch downloads, dubbed languages, 320kbps audio — server-side, zero device load!
74 utilisateurs
Shaparak Verifier
Verify Shaparak gateways and protect users against phishing attacks.
73 utilisateurs
Stream Movies for Free - IMDbPlay
Watch latest movies and web series online for free. Play movies and TV shows directly from IMDb in a clean Fullscreen overlay. One click, no accounts, no tracking.
70 utilisateurs
Aurora Player
Ouvrez la vidéo actuelle dans l'application Aurora Player pour des effets lumineux époustouflants.
69 utilisateurs
EasyDualSub - Regardez en double sous-titres
Fusionnez les sous-titres natifs sur Netflix, Disney+, Prime & YouTube. Traductions bilingues parfaites, sans configuration. Cliquez et profitez !
60 utilisateurs
