Firefox add-on with keyword - column

Splits posts into columns. Compatible with old and new Reddit layouts.

Adds a guide column to the games list with difficulty and hour from official guide to make deciding your next hunt easier.

Attempts to hide Facebook's horrific ad column to the right of the news feed.

Makes Ultimate Guitar use columns for the music view.

Up to 600% volume boost

Adjust the Google results page for wide screens by showing the results in two columns.

Boost, or lower your volume up to or down 32 DB.

Control your tab volume.

Boost your volume up to 500 %

Multiple columns for viewing Ultimate-Guitar tabs

Increase the volume of the YouTube™ player twice, resembling the VLC player

Volume booster firefox extension that remembers your choices.

A fix for loud volume.

Control the volume of each tab from the extension's interface.

Select table cells, rows and columns with your mouse or from a context menu. Copy as rich text, HTML, CSV and TSV

Allows volume control of audio and video elements in browser tabs.

Enable scrolling mousewheel to control volume on Youtube and Youtube Music

It's a volume control for Bandcamp audio player. The extension adds another slider (somewhere around the one that controls the track progress) to control the volume.

Modifier le volume des videos TikTok !

Allows adjustment of volume on Google Meet.

Adds a volume controller to the Audible web-player.

This extension enables you to set the video/audio volume for each website separately. - facebook.com - 9gag.com - bandcamp.com - ... and many more

Boost the volume of the current tab.

Adds a volume control to native twitter videos

Allows the user to adjust the volume scaling of the YouTube Music player.