Extensions
Bookmarks by the Side
Une simple sidebar pour signets
uMatrix
Pointez-et-cliquez pour interdire/autoriser toute sorte de requêtes effectuées par le navigateur à l'aide d'un tableau de données.
Tree Tabs
Manage your tabs in the sidebar!
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
PageExpand
All Image Download. Image Zoom. Expand Thumbnail and Audio and Video. Expand the short URL. Override Referer. Extend BBS. etc...
Free File Sender
Free file transfer
SimpleExtManager
A simple menu to enable, disable and access options of extensions.
ChessGrow
Give easy access to ChessGrow from sidebar.
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
Simple Vertical Tabs
Simple Vertical Tabs
Luminous: JavaScript events blocker
An experimental extension to identify, analyze and block code execution and event collection through JavaScript in your browser.
ICQ for Sidebar
Run ICQ Web in Sidebar
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
GTasks Sidebar
Google Tasks on sidebar (not official)
Site Settings Sidebar
Site specific settings on your sidebar.
Workspace Tab Counter
A tab counter specifically for GX, which counts tabs per workspace too.
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
Sidebar Covid Tracker
Simple Covid Tracker for Sidebar based of https://www.worldometers.info/coronavirus/
CalLite CRM
CalLite CRM - Monitor Plugin
SunBible
A beautiful way to read, study, and memorize the Bible
Techmeme Sidebar
Browse technology news on Techmeme in the sidebar.
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
Fraction Generator
Generate Fractions for copy to clipboard
GETTR Sidebar
Bring your news feed from the free speech social media platform gettr.com to the Opera sidebar for quick access.
Gus EDT Extension
Extension pour utiliser le Gus-Edt
TollSjekk
TollSjekk
Quick History Redux
A Redux (bug fix) for gucio1007's "Quick History". It shows your browsing history in the browser sidebar.
Minúta po minúte
Minúta po minúte Denníka N
Blendup
A tool for web developers to preview blend modes on different page elements.
KJMZ DA BLAZE
Listen KJMZ DA BLAZE Radio with Opera Browser.
Landmarks
Allows you to navigate a web page via WAI-ARIA landmarks, using the keyboard or a pop-up menu.