Youtube - Most Popular
The most popular videos currently trending on Youtube right now. Live on your Speed Dial.
Sidebar for YouTube™
Easy Access to YouTube via Sidebar UI
Magic Actions for YouTube™
Enhance your YouTube watching experience! Cinema Mode, Mouse Wheel Volume Control, AutoHD, Expand, Snapshots …
The famous 2048 game on the Opera Sidebar.
National Geographic Photo of the Day
National Geographic's Photo of the Day in your speed dial
Explore games & track your favorite streams on Twitch
Global Twitch Emotes
Twitch culture wherever you go! This extension replaces all Twitch.tv emote phrases with their actual emoticons.
Huge collection of Live Internet TV channels from all over the world. Online TV / Television
Super Mario Crossover
The legendary arcade game that has survived the ages and can still be found today in modern arcades. You may have played this game when you were a kid and want to have a bit of fun remembering what it was like.
Scroll smoothly on all websites with your mouse and keyboard.
Automatically change YouTube video quality to HD resolution or the highest available one
Free Flash, Unity3D and html5 games
Best Unity3D, Flash and html5 games. This extension opens game panel with a single click. New games every day! Very easy to use!
Open in VLC™ (VideoLAN)
Easily open desired links in VLC media player
Dark Theme for YouTube™
YouTube theme : Specially for night or prevent the flash effect over-night.
Play your favorite games. Available 1000+ games!
YouTube Center contains all kind of different useful functions which makes your visit on YouTube much more entertaining.
Speed Dial for YouTube
Enjoy the latest popular YouTube videos straight from your Opera Speed Dial.
Real gameplay video on Steam!
Web Extension making 'The Settlers Online' collectibles easy to find!
YouTube™ Auto HD-LQ
Play YouTube Videos in the Highest or Lowest Available Quality
ImprovedTube - YouTube Extension
Improves YouTube's functions and site with Limited Permissions. Auto HD, Resize, Annotations, Playback Speed and more.
The world famous classic of all games is here once again.
TV Online RUS
SmartVideo For YouTube
Better YouTube experience. Provides 'Smart Buffer' for slow connections; auto loop; buffer preferences; quality selection; and more.
YouTube™ Media Player
Simple, yet elegant player for YouTube
World's most useless extension
The most useless extension in the world.
Steel Clash – Multiplayer
Join this multiplayer shooting fest with giant mech warriors!
CatBlock is like an ad blocker, but instead of blocking ads it shows you pictures of cats (configurable)
Beta version - Mark already seen Videos on YouTube
Extension allows you to see the latest news from a free online multiplayer role-playing game RPG MO.
Play Free Games Online on your Browser! They are indie games from all the world!