Adblocker for Youtube™
Block all Youtube Ads! Augment your YouTube experience with Fullscreen Theater Mode, Video Screenshot, Volume Booster and many more
Hola Free VPN Proxy Unblocker
Unblock websites blocked in your country, company or school with Hola VPN. Hola is free and easy to use!
The world's most popular userscript manager
Enhancer for YouTube
Tons of features to improve your user experience on YouTube™.
AdBlocker for YouTube™ Video
removes all sorts of advertisement and banners from YouTube
Avast Online Security
Avast Browser Security and Web Reputation Plugin.
Instantly block annoying ads, pop-ups & intrusive trackers with Total Adblock.
Translate selected text within the current page.
Grammar and Spell Checker - LanguageTool
Check your texts for spelling and grammar problems everywhere on the web
Simple GX-style calculator adapts to the current colors and also reacts to keystrokes.
DuckDuckGo for Opera
DuckDuckGo enhancements for Opera.
Free Avira Phantom VPN - Unblock Websites
Climb over firewalls to access any site – securely and privately. Unlimited data & FREE.
I don't care about cookies
Get rid of cookie warnings from almost all websites!
Calculator on the new sidebar of Opera.
Adaware Ad Block
The fastest and simplest ad blocker. Blocks all ads including Facebook and video ads. Added security guards against online threats.
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
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
AllBlock - free extension that disables ads on popular resources.
Twitch Channel Points Bonus Collector
Auto-clicks the Channel Points bonus button when it appears.
G App Launcher (Shortcuts for Google™)
The best access to Google™ Services and Websites
Buster: Captcha Solver for Humans
Save time by asking Buster to solve captchas for you.
Multiple label and account notifier for Google Mail (Gmail)
Bookmarks Import & Export
Opera Bookmarks Import & Export
Evernote Web Clipper
Use the Evernote extension to save things you see on the web into your Evernote account.
Nimbus Screen Capture
Screen Capture FULL Web page or any part. Edit screenshots. Record screencasts - record video from your screen.
The Mass Downloader for your browser
A color-picker tool that allows you to select color values from webpages.
Makes YouTube stream H.264 videos instead of VP8/VP9 videos
SAY GOODBYE TO ADS! Browse Safely. Optimize Surfing.
Surfe.be — the extension with which you earn
Get paid for the time you spend on the Internet!
Quickly and easily switch between popular user-agent strings.