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
DocsAfterDark
Modern, dark mode for Google Docs
Dark Mode Global
Invert light-themed web pages into dark to reduce eyestrain
Night Mode Pro
Switch to night mode and the display is much easier on your eyes!
Fix for sidebar Facebook Messsenger™
Extension to improve the appearance of the sidebar Facebook Messenger™
Stop Reclame
Get rid of ads for free!
Custom Dark Mode
Customize your dark mode for the web!
Custom Scrollbars
Give your browser a personal touch with customized scrollbars!
Megane for H-Chan
Removes blur and other kinds of censorship on hentai-chan and nude-moon
DarkCloud
Changes soundcloud.com to a dark theme.
Fullscreen Anything
Maximizes images, videos, and games in browser windows.
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.
Фон ВКонтакте
Dark Theme for Google™
A highly customizable dark theme for Google products (search, images, translate, and contacts)
Channel Blocker
Allows you to block YouTube™ videos and comments by blacklisting users and/or by using regular expressions.
Titanium Cheats chess
Titanium Cheats suggests the best move, rates possible moves, warns for blunders, and shows how your game on chess.com evolves.
Formula 1 Darkmode
Darkmode Formula 1
ContentBlockHelper
Helps you to block advertisements, tracking or any scripts and any annoying contents with easy methods.
Global Dark Style
A configure dark theme with exception list to change everything to real dark
Dark Skin for Youtube™
Makes Youtube go dark-side
YouTube Customizer
Customize your YouTube.
Google Search Dark Mode
Implements a Dark Mode for Google Search.
Auto Dark Theme for Discord
Make Discord automatically match your system's dark/light theme.
Librus Average
This extension shows grade averages hidden by Librus Synergia
Custom Page Zoom
Easily set a custom zoom level for each website (or all websites)
Dark Theme for YouTube™
A Dark and Smooth Theme for YouTube
Screensaver
A screen saver for Opera.
Dark Theme for YouTube™
A light, dark theme for YouTube with easy toggle on and off and scheduling support. This theme is based on the default YouTube theme
Desktop Lux: Effects
Customize your Web with stunning animations and effects.
ZaDark – Zalo Dark Mode