Volume Scroll от Fredrik Wilhelmsen

The ultimate, highly customizable volume controller. Scroll to change volume, customize the UI, and boost audio up to 500%.

Features:

• Scroll to change the volume of any video.
  • Precise scroll feature for finer volume control at lower levels.
  • Custom modifier key to toggle the extension on or off while held down.
  • Optional rounding to the nearest increment.
  • Display the current volume on screen.
    • Can be displayed next to your mouse.
    • Choose from four different pre-set positions, or create your own position.
    • Customize the overlay's size, duration, color, and background opacity.
• Boost audio up to 500%.
• Optional hotkey for muting or unmuting a video.
• Optional hotkey to swap the scroll step value.
• Optional fullscreen only mode.
• Disable or enable for specific websites.
• Set a default volume level for a video, and optionally start them muted.
• Extremely customizable, change every setting on a per site basis.
• Create Custom handlers if your favorite video site isn't supported.
• Share your settings, or import presets from other users.
• Also works with YT Music and Spotify!

Take it to the next level, and scroll to change the settings in the extension!

Open Source:
Contribute or report issues on GitHub:
https://github.com/FredrikWilhelmsen/Volume-Scroll