Extensions
Number of search results for 'tab count': 356
Sound Booster - Ultra Loud
Boost your browser's audio up to 600% with a single click. Includes a reset button for quick volume control.
Mini bookmarks for browser with quick access
Browser bookmarks with easy access (up to 20 links and folders). Save links as a list in a compact window to provide quick read access
Black Menu for Wikipedia
Easy access to the Wikipedia universe
Picture-in-Picture - Floating Video Player
The extension lets users watch videos in Picture-in-Picture (PiP) mode.
Bulk URL Opener
A simple Opera extension to open multiple URLs at once.
YouTube™ use Flash Player
Force YouTube to use Flash player over the HTML5 player
Bulk URL Opener
Open multiple URLs at once
vPause
Control vk.com (vkontakte) audioplayer: gobal hotkeys, browser adressbar button
SeoQuake extension
SEOquake is a free plugin that provides you with key SEO metrics, along with other useful tools such as SEO Audit and many others
Boomerang for Gmail™
Allows you to schedule messages to be sent or returned at a later date.
FleetMarks
Lightweight and simple bookmarks
Dev extensions reload
Reload enabled development extensions
ePub Reader
Read ePubs in a reader view style window, convert into PDF or use text to speech
HTML Content Blocker
Blocks desired HTML contents (script, style, image, object, media)
Web Archive Viewer
Easily view archived (cached) webpages via seven different engines.
Cookie Editor
Edit cookies related to the current page and all its sub-frames right from a popup
Y2Mate - YouTube MP3/MP4 Downloader
Download YouTube videos as MP3 audio or MP4 video. Fast, free, and easy to use.
Image reverse search
Adds an option to the context menu to reverse search an image on various services
Flag Plus
Shows country flag based on the server location for any website
Search with Wikipedia™
Select and search in Wikipedia with mouse right-click.
Picture in Picture
Enables Picture in Picture mode on Youtube and other sites on Opera browser
Translate Web Page
This addon provides quick translation of selected texts
Shortkeys
Easily customizable keyboard shortcuts for Opera
Blendup
A tool for web developers to preview blend modes on different page elements.
Disable Cookies
Disable cookies for current domain.
YouTube™ No Annotations
Prevents YouTube HTML5 and Flash players from auto-enabling annotations
Copy URLs
Copy all URLs to clipboard
Images ON/OFF
Disable images on current site.
Gmail Notifier
Notifies you about unread e-mail in your Gmail account.
Copy As Plain Text
Copy as plain text the content of web pages with rapid preview using context menu
'Improve YouTube!' (Video & YouTube Tools)
YouTube, tidy + smart? Youtube video youtube player size youtube color ad skip speed volume channel skipper tags playlist hide
Cleaner Pro - Clear Cache & History
Best way to clear cache and Opera browsing data!
Haven't found what you need? Check out the Chrome Web Store.