Best Browser Extensions in 2026

Reduce eye strain in your browser with this extension that provides a dark theme for browsing.

Key Dark Reader features:

Eye Strain Reduction Customizable Settings Improved Battery Life Open Source

Open Source

Create production-ready applications with zero code.

Key Modelence features:

Full-Stack JavaScript Framework Built-in Backend Services Simplified Deployment Rapid Prototyping and Development

Try for free freemium $9.0 / Monthly

Greasemonkey compatible script manager.

Key Tampermonkey features:

User-Friendly Interface Cross-Browser Support Sync Capabilities Wide Range of Scripts

Violentmonkey is a userscript manager to support running userscripts in web pages.

Key Violentmonkey features:

Free and Open Source Active Development Cross-Browser Support User Script Manager

Open Source

Whenever you find yourself with too many tabs, click the OneTab icon to convert all of your tabs into a list. When you need to access the tabs again, you can either restore them individually or all at once.

Key OneTab features:

Memory Efficiency Improved Organization Easy Restoration Shareable Tab Groups

Open Source

Stylus is a userstyles editor and manager based on the source code of Stylish version 1.5.2.

Key Stylus - User Styles Manager features:

Customization Ease of Use Open Source CSS Preprocessor Support

Open Source

EXPRESSIVE, DYNAMIC, ROBUST CSS.

Key Stylus features:

Simplified Syntax Extensive Feature Set Preprocessor Enhancements JavaScript Interoperability

Open Source

Change the appearance of websites instantly. Preview and install styles created by other users on stylebot.me.

Key Stylebot features:

User-Friendly Interface Customization Real-Time Changes Community-Driven

Open Source

A better way to work in the browser.

Key Workona features:

Tab and Workspace Management Integration with Cloud Apps Cross-Device Sync Built-in Search

All your articles, photos, video & content from web & apps in one place.

Key Raindrop.io features:

User-Friendly Interface Cross-Platform Availability Rich Bookmark Management Collaborative Features

Open Source freemium

A site for user scripts.

Key Greasy Fork features:

Wide Selection of Scripts Open Source and Community-Driven Ease of Use Free to Use

Better Than Bookmarks.

Key Toby features:

Enhanced Organization Cloud Sync Collaboration Reduce Tab Clutter

Night Eye is a browser extension that enables dark mode on any website you visit. It does not ruin your browsing experience by simply inverting images.

Key Night Eye features:

Improved Readability Customizable Settings Wide Browser Support Automatic Scheduling

ChatGPT is a powerful, open-source language model.

Key ChatGPT features:

Versatility Accessibility Natural Language Understanding Time Efficiency