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.
259 Benutzer
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.
257 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.
254 Benutzer
Streaming LAN Cast
Übertrage den Stream des aktuellen Tabs auf ein Gerät in deinem lokalen Netzwerk (DLNA oder Google Cast).
250 Benutzer
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.
147 Benutzer
800% Sound Volume
Boost, reduce, or mute audio on any website up to 800% volume, with per-site memory and a clean simple interface.
147 Benutzer
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.
132 Benutzer
Capo – Tonhöhe, Tempo & Lautstärke ändern
Ändere Tonhöhe und Tempo von jedem Audio oder Video auf YouTube, Spotify, SoundCloud. Transponieren, verlangsamen, loopen.
120 Benutzer
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
113 Benutzer
ProBlocker: Werbeblocker & Pop-up-Entferner
Stoppen Sie nervige Popups und Werbung. Sicherer, schneller Browser ohne Tracking. Kostenlos für Chrome 2026.
110 Benutzer
Shortkeys-Custom Shortcuts
Map keyboard keys to click buttons on specific websites. Set per-site keybindings that trigger element clicks.
110 Benutzer
Video-Geschwindigkeit und Lautstärke mit dem Mausr
Steuere die Geschwindigkeit des Videos und die Lautstärke mit dem Rad Deiner Maus.
93 Benutzer
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.
92 Benutzer
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.
74 Benutzer
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!
73 Benutzer
Aurora Player
Öffnen Sie das aktuelle Video in der Aurora Player-App, um atemberaubende Leuchteffekte zu erzielen.
65 Benutzer
Sound Booster - GhostVolume
Boost audio up to 600% on any tab. Zero data collection, zero tracking. Uses only activeTab permission — code is injected only when you click. Built-in Safe Mode prevents speaker distortion. Lightweight, open source, and fully private.
57 Benutzer
YouTube Video Downloader – Vidaraa
Download YouTube videos in 4K, HD & all resolutions. Fast, local & private — no account needed. Supports dubbed videos & all formats. Compatible with all players. — Vidaraa
57 Benutzer
