Extensions
Bookmarks Manager and Viewer
An elegant bookmark manager with fuzzy search and more
V7 Stash
Save pages for later reading
SimpleExtManager
A simple menu to enable, disable and access options of extensions.
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Luminous: JavaScript events blocker
An experimental extension to identify, analyze and block code execution and event collection through JavaScript in your browser.
Gus EDT Extension
Extension pour utiliser le Gus-Edt
TaggingNotes
Adds notes managed by tagging without hierarchized tree to sidebar.
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
ICQ for Sidebar
Run ICQ Web in Sidebar
GTasks Sidebar
Google Tasks on sidebar (not official)
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
Site Settings Sidebar
Site specific settings on your sidebar.
Simple Vertical Tabs
Simple Vertical Tabs
TollSjekk
TollSjekk
MightyV Sidebar
Follow your favorite TV show. For Opera 29+ only.
Landmarks
Allows you to navigate a web page via WAI-ARIA landmarks, using the keyboard or a pop-up menu.
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
SunBible
A beautiful way to read, study, and memorize the Bible
GETTR Sidebar
Bring your news feed from the free speech social media platform gettr.com to the Opera sidebar for quick access.
The Stories (sidebar edition)
Smart and beautiful tool for keeping links. Create a story for every ocasion!
KJMZ DA BLAZE
Listen KJMZ DA BLAZE Radio with Opera Browser.
Techmeme Sidebar
Browse technology news on Techmeme in the sidebar.
Minúta po minúte
Minúta po minúte Denníka N
Blendup
A tool for web developers to preview blend modes on different page elements.