The world’s fastest ad blocker! 8x more accelerated webpage loading.
Hola Better Internet
Access websites blocked in your country, company or school with Hola! Hola is free and easy to use!
Ant.com Antmarks Extension
Manage your favorite web pages
Evernote Web Clipper
Use the Evernote extension to save things you see on the web into your Evernote account.
Userscript support for Opera.
The most popular userscript manager for Blink-based browsers
avast! Online Security
Avast Browser Security and Web Reputation Plugin.
Bookmarks Import & Export
Opera Bookmarks Import & Export
Youtube on speeddial
Shows videos from Youtube subscriptions on speeddial
Pocket (formerly Read It Later)
Pocket Extension for Opera - The best way to save articles, videos and more
Clearly makes blog posts, articles and webpages clean and easy to read. Save them to Evernote to read anywhere.
Old-styled notes in your extensions sidebar. http://fidel.im/classic-notes?en
A realtime animated slideshow of photos from Instagram.
Play YouTube™ Videos in Flash or HTML5 Player
Get new mail notifications and quick access to Yandex.Mail.
Multiple label and account notifier for Google Mail (Gmail)
DuckDuckGo for Opera
DuckDuckGo enhancements for Opera.
Bringing together your devices, friends, and the things you care about.
Nimbus Screen Capture
Capture Web page, a part of it or the whole browser window, edit screenshots and save the images to Local File or Google Drive.
Bookmarks by the Side
A simple bookmarks sidebar.
Steam Trader Helper
This extension will help you to get the items at a good price and facilitate the work on the Steam Community Market.
Uses HTML5 to display PDF files directly in the browser.
I don't care about cookies
Remove cookie warnings from tens of thousands of 'infected' websites.
YouTube™ AdBlock removes all sorts of advertisement from YouTube
betterBrowser- Browse 15% faster
betterBrowser - Browse faster. Improve your Google search experience.
Speed Dial for Gmail
A minimal SpeedDial extension to show the unread email count and title.
Block ads seamlessly on popular websites
Visual bookmarks, bookmarks sync across various browsers and absolute safety for your bookmarks
Speed Street View
View in an instant Street Map with search places autocomplete and get latitude and longitude
QR Codematic allows you to easily generate QR codes.