Speeds up browsing over the time, by adding missing Cache-Control response headers.
IP Domain Flag
Shows country flag and other IP / domain information in the location bar.
QR Codematic allows you to easily generate QR codes.
YouTube™ All Flash® Player
Switch all YouTube™ Videos to Adobe Flash® Player.
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
Bookmarks by the Side
A simple bookmarks sidebar.
Read epub files directly in the browser
Awesome Screenshot: Capture & Annotate
Capture the whole page or any portion, annotate it with rectangles, circles, arrows, lines and text, blur sensitive info, one-click upload to share. Support PNG and shortcuts.
Text to Speech (TTS)
A text to speech tool with natural sounding voices.
Shows a popup with an image preview when hovering over link.
Print the current page you see.
Mobile View Switcher
Switch to mobile view with one click via toolbar button.
Display JSON objects by transforming them into Syntax editable highlighted HTML
FlareGet Browser Integration extension replaces default download manager of Opera by Flareget Download Manager.
A simple menu to enable, disable and access options of extensions.
Web Boost - Wait Less, Browse Faster!
Make your web pages load faster! Boost browser speed!
Avoid redirects and has direct access to the sites you want to visit.
The extension allows you to quickly save text notes on the sidebar of your browser.
A quick simple notepad for your browser.
Open in PDF Reader
Adds a context menu item to send PDF links directly to a PDF viewer like Adobe Acrobat Reader
Save as MHTML
Save active tab as MHTML web page archive file format with a single click
See website traffic and key metrics for any website, including engagement rate, traffic ranking, keyword ranking and traffic source.
All google web apps with a single click
Automatically skip content in videos.
Distill Web Monitor
Monitor webpage or feed for changes. Get SMS and email alerts on change detection.
Navigate to websites in the sidebar.
Emoji Keyboard is a free extension that lets you view and input emojis on the Opera web browser of your computer
Open multiple links at once.
Scroll To Top
Scroll to top and vice versa in a window.
Boomerang for Gmail™
Allows you to schedule messages to be sent or returned at a later date.
Manage your tabs in the sidebar!