Extensions
Opera Ad blocker
Built-in Ad blocker blocks ads and lets you surf the web up to 3x faster.
Adblock Plus
Block YouTube™ ads and pop-ups & fight malware!
Dark Mode
A global dark theme for the web
Фон ВКонтакте
Night Mode Pro
Switch to night mode and the display is much easier on your eyes!
Dark theme For All Websites
Apply a high-contrast Dark theme to ALL websites - Save your eyes with a dark background and light-colored text.
Stop Reclame
Get rid of ads for free!
Librus Average
This extension shows grade averages hidden by Librus Synergia
DarkCloud
Changes soundcloud.com to a dark theme.
Custom Dark Mode
Customize your dark mode for the web!
Megane for H-Chan
Removes blur and other kinds of censorship on hentai-chan and nude-moon
Fix for sidebar Facebook Messsenger™
Extension to improve the appearance of the sidebar Facebook Messenger™
Dark Theme for Google™
A highly customizable dark theme for Google products (search, images, translate, and contacts)
YouTube Design Preserver
YouTube Design Preserver preserves the YouTube design that you've chosen permanently!
Gentle Night Mode
An addon to invert the color of any webpage/website, making contents of any website less stressful on your eyes.
Desktop Lux: Effects
Customize your Web with stunning animations and effects.
Fullscreen Anything
Maximizes images, videos, and games in browser windows.
Global Dark Style
A configure dark theme with exception list to change everything to real dark
YouTube Customizer
Customize your YouTube.
ContentBlockHelper
Helps you to block advertisements, tracking or any scripts and any annoying contents with easy methods.
Darkmode for Ecosia
Browse Ecosia in dark mode - save the planet and your eyes.
Channel Blocker
Allows you to block YouTube™ videos and comments by blacklisting users and/or by using regular expressions.
YouTube HTML5 unblocker
View any YouTube video in HTML5, even those that require flash!
FreeStyler
Styles and skins for all popular sites in the web
Website Theme Sync
Keeps the web page color theme settings in sync with system color theme.
Website Theme Manager
Change your desired website's look! Choose your style from userstyles.org or write your own!
ZaDark – Best Dark Theme for Zalo
Dark Skin for Youtube™
Makes Youtube go dark-side
Darker Medium
Read Medium stories with happy eyes
Dark Mode for Outlook
A better dark theme for Microsoft Outlook.
Custom Page Zoom
Easily set a custom zoom level for each website (or all websites)
Image Autosizer
Customize how images are displayed and controlled within your browser.