Browser Extensions

Darken websites or dim video backgrounds with Turn Off the Lights, an open-source browser extension.

Adjust web audio issues with SoundFixer, including one-channel sound and low volume in videos.

Auto Tab Discard uses native tab discarding to reduce memory use by inactive browser tabs.

Tree Style Tab is a Firefox extension that shows tabs as a tree, automatically organizing new tabs as children of the current tab.

Auto Tab Discard unloads inactive browser tabs after a specified time to reduce memory use and background activity.

Mue provides a customizable new-tab page through a browser extension, with widgets such as weather, notes, and bookmarks.

mtab offers a configurable browser new-tab page with a lightweight design and adjustable layout.

Allow Right-Click restores a page’s original context menu when website JavaScript blocks the browser menu.

Favicon Detector identifies website icons using the parse-favicon library, with support listed for Chrome, Edge, and Firefox.

This repository maintains a list of desktop web browsers, described as almost complete by its project page.

Build a custom new-tab page with Anori, a browser extension offering folders, color schemes, and widgets such as tasks, notes, and weather.

Surfingkeys maps keyboard shortcuts for web browsing and supports JavaScript customization in the browser.

Dark Reader adds adjustable dark mode to websites across Chrome, Firefox, Safari, and Edge.

MONKNOW combines favorite sites, search, weather, to-dos, and wallpapers in a customizable new-tab browser extension.

Link Hints lets users activate links, buttons, and other page elements with keyboard hints, including filtering hints by text.

Customize the new-tab page with Mue, an open-source browser extension offering backgrounds, quotes, and widgets.

This Greasy Fork userscript adds image dimensions to Google Image Search; install it with a compatible userscript manager.

Stylus restyles websites through a browser extension forked from Stylish; its description says the fork removed analytics from the earlier codebase.

Save and search online bookmarks with yabs.io, which supports tagging and bookmark import and export.

Customize a new-tab page with nightTab, including its layout, style, background, and displayed bookmarks.

Distill monitors selected webpage content for changes and can send alerts through email, push notifications, or messaging apps.

The CopyTabTitleUrl WebExtensions add-on copies tab titles and URLs, according to its repository page.

Session Alive is designed to keep website sessions active and reduce timeout messages.

Sessionic saves, manages, and restores browser sessions, windows, and tabs, with options to import and export sessions.