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 …
Global Twitch Emotes
Twitch culture wherever you go! This extension replaces all Twitch.tv emote phrases with their actual emoticons.
The famous 2048 game on the Opera Sidebar.
Explore games & track your favorite streams on Twitch
Web Extension making 'The Settlers Online' collectibles easy to find!
Scroll smoothly on all websites with your mouse and keyboard.
Dark Theme for YouTube™
YouTube theme : Specially for night or prevent the flash effect over-night.
YouTube Center contains all kind of different useful functions which makes your visit on YouTube much more entertaining.
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!
Play your favorite games. Available 1000+ games!
Huge collection of Live Internet TV channels from all over the world. Online TV / Television
Automatically change YouTube video quality to HD resolution or the highest available one
Real gameplay video on Steam!
YouTube Auto HD + FPS
Automatically set the video quality on YouTube according to their FPS!
Open in VLC™ (VideoLAN)
Easily open desired links in VLC media player
Provides access to a small floating YouTube window on any page!
Auto Replay for YouTube™
Automatically repeats your favourite YouTube video.
Browse and download YIFY movies in excellent 720p, 1080p and 3D quality from YTS.AG
World's most useless extension
The most useless extension in the world.
ImprovedTube - YouTube Extension
Improves YouTube's functions and site with Limited Permissions. Auto HD, Resize, Annotations, Playback Speed and more.
Slither.io Mods: ZOOM, play with friends, skins and more.
YouTube™ Media Player
Simple, yet elegant player for YouTube
YouTube™ Auto HD-LQ
Play YouTube Videos in the Highest or Lowest Available Quality
TV Online RUS
SmartVideo For YouTube
Better YouTube experience. Provides 'Smart Buffer' for slow connections; auto loop; buffer preferences; quality selection; and more.
Immersive yourself in YouTube videos with ambilight!
Beta version - Mark already seen Videos on YouTube
Adds a button to YouTube videos to toggle auto-repeat.
CatBlock is like an ad blocker, but instead of blocking ads it shows you pictures of cats (configurable)