500% Volume Booster 作者： Minebom55
Boost webpage audio and video volume beyond 100% using the Web Audio API.
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🔊 Volume Booster — Firefox Extension
Firefox caps webpage volume at 100% natively. Volume Booster breaks that ceiling by routing all audio and video elements through a
✨ Features
Push your browser audio beyond the default 100% limit — up to 500% — using the Web Audio API.
Firefox caps webpage volume at 100% natively. Volume Booster breaks that ceiling by routing all audio and video elements through a
GainNode, letting you crank quiet tabs, videos, or music players to levels that are actually audible. It works on YouTube, Spotify Web, SoundCloud, and any other site that uses HTML5 <audio> or <video> elements.✨ Features
- 🎚️ Volume slider from 100% to 500% — smooth gain control beyond the browser default
- 🔁 Live updates — changes apply instantly without reloading the page
- 👁️ Works on dynamic pages — a
MutationObservercatches media loaded after the page opens (e.g. YouTube)
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