Extensions
Hola Free VPN Proxy Unblocker
Unblock websites blocked in your country, company or school with Hola VPN. Hola is free and easy to use!
Avast Online Security
Avast Browser Security and Web Reputation Plugin.
Tampermonkey
The world's most popular userscript manager
Enhancer for YouTube
Tons of features to improve your user experience on YouTube™.
Side Calculator
Calculator on the new sidebar of Opera.
Google™ Translate
Translate selected text within the same page that you are visiting.
Free Avira Phantom VPN - Unblock Websites
Climb over firewalls to access any site – securely and privately. Unlimited data & FREE.
DuckDuckGo for Opera
DuckDuckGo enhancements for Opera.
I don't care about cookies
Get rid of cookie warnings from almost all websites!
ibVPN - Best VPN & Proxy
Best VPN & Proxy for Unblocking Restricted Websites
Grammar and Spell Checker - LanguageTool
Check your texts for spelling and grammar problems everywhere on the web
Turn Off the Lights
The entire page will be fading to dark, so you can watch the videos as if you were in the cinema. Works for YouTube™ and beyond.
uTorrent easy client
Extension add uTorrent web GUI in your web browser
Bookmarks Import & Export
Opera Bookmarks Import & Export
Google Keep Sidebar
Access to Google Keep website on the sidebar.
Evernote Web Clipper
Use the Evernote extension to save things you see on the web into your Evernote account.
Gmail Notifier
Multiple label and account notifier for Google Mail (Gmail)
Adblocker for Youtube™
Block all Youtube Ads! Augment your YouTube experience with Fullscreen Theater Mode, Video Screenshot, Volume Booster and many more
Nimbus Screen Capture
Screen Capture FULL Web page or any part. Edit screenshots. Record screencasts - record video from your screen.
DownThemAll!
The Mass Downloader for your browser
Pocket (formerly Read It Later)
The easiest, fastest way to capture articles, videos, and more.
Tab Auto Refresh
Automatically refresh tabs based on custom time intervals
YouTube™ Flash-HTML5
Play YouTube Videos in Flash or HTML5 Player
Set password for your browser ( Opera lock )
This extension will allow users to set password for the browser to avoid unauthorized access. Prompts for password on opera startup
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
Capture Webpage Screenshot - FireShot
Take FULL webpage screenshots. Capture, edit and save them to PDF/JPEG/GIF/PNG, upload, print, send to OneNote, clipboard or email.
G App Launcher (Customizer for Google™)
The best access to Google™ Services and Websites
ColorPicker Eyedropper
A color-picker tool that allows you to select color values from webpages.
h264ify
Makes YouTube stream H.264 videos instead of VP8/VP9 videos
Quick Notes
The extension allows you to quickly save text notes on the sidebar of your browser.
Gmail Notifier
Notifies you about unread e-mail in your Gmail account.
AdBlocker for YouTube™ Video
removes all sorts of advertisement and banners from YouTube