Extensions
Smart RSS
RSS Reader for Opera 15+!
Open in PDF Reader
Adds a context menu item to send PDF links directly to a PDF viewer like Adobe Acrobat Reader
TabHamster
Session manager and tabs saver. With sync
V7 Notes
Old school opera notes
IP Domain Flag
Shows country flag and other IP / domain information in the location bar.
Raindrop.io - Smart Bookmarks
"Save Button" for Web
Text-to-Speech (Google™ & HTML5)
Text to Speech is a text to speech engine with natural sounding voices.
ImagePreviewer
Shows a popup with an image preview when hovering over link.
Outlook.com Speed Dial
New Outlook.com Speed Dial extension shows you if you have new messages in your Outlook.com account when you're signed in.
Web Panel
Navigate to websites in the sidebar.
Google Calendar
Google Calendar events in your Speed Dial.
Notepad
A quick simple notepad for your browser.
Speed-Up Browsing
Speeds up browsing over the time, by adding missing Cache-Control response headers.
FlareGet Integration
FlareGet Browser Integration extension replaces default download manager of Opera by Flareget Download Manager.
YouTube™ All HTML5 Player
Switch All YouTube™ Videos to HTML5 Player
Quick Notes
The extension allows you to quickly save text notes on the sidebar of your browser.
SimpleExtManager
A simple menu to enable, disable and access options of extensions.
Bookmarks
Bookmark Manager and more ....
JSON Beautifier
Display JSON objects by transforming them into Syntax editable highlighted HTML
YouTube High Definition
A Powerful tool that will let you play all YouTube videos in High Definition automatically.
Vertical Tabs
Manage your tabs in the sidebar!
Intelligent Speaker: text-to-speech
Intelligent Speaker: FREE smart reader, runs on leading tts engine. Convert files, blog posts & more to speech. Listen on any device
GOOGLE APPS
All google web apps with a single click
EPUBReader
Read epub files directly in the browser
Transmission easy client
Extension add Transmission web GUI in your web browser
Avira Password Manager
Avira Password Manager creates, saves, manages, and syncs all your passwords and notes across all your devices.
Select like a Boss
Select link's text just like a regular text (like in Opera'12 browser) - Select like a Boss ;)
The Printliminator
A simple tool to make websites print better.
Page Reloader
This extension will add a context menu item “Reload every” for page
V7 Stash
Save pages for later reading
BlueJeans Meeting
This extension enhances the BlueJeans experience for Opera users.
Alarm-Clock-Dial
Speed dial alarm clock countdown