Rozszerzenia
Simple Notes
Simple notes in a panel, with a context menu item to copy text to a note.
Bible-WebApp
This widget uses Logos Bible Software's Biblia.com Bible API service to get the Bible text
SimpleExtManager
A simple menu to enable, disable and access options of extensions.
Bookmarks by the Side
Na pasku zakładek.
Navvatart VerTabs
Modern vertical tab manager with multi-group support, drag and drop, and smooth animations. By Navvatart
Mod randomizer
Random mod switcher for Opera GX
Bookmarks Manager and Viewer
An elegant bookmark manager with fuzzy search and more
Techmeme Sidebar
Browse technology news on Techmeme in the sidebar.
TollSjekk
TollSjekk
uMatrix
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
Black Menu for Wikipedia
Łatwy dostęp do świata Wikipedii
Free File Sender
Free file transfer
Sidebar Covid Tracker
Simple Covid Tracker for Sidebar based of https://www.worldometers.info/coronavirus/
Tree Tabs
Manage your tabs in the sidebar!
Simple Vertical Tabs
Simple Vertical Tabs
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
Minúta po minúte
Minúta po minúte Denníka N
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
GTasks Sidebar
Google Tasks on sidebar (not official)
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
Fraction Generator
Generate Fractions for copy to clipboard
SunBible
A beautiful way to read, study, and memorize the Bible
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
Quick History Redux
A Redux (bug fix) for gucio1007's "Quick History". It shows your browsing history in the browser sidebar.
ICQ for Sidebar
Run ICQ Web in Sidebar
Workspace Tab Counter
A tab counter specifically for GX, which counts tabs per workspace too.
Gus EDT Extension
Extension pour utiliser le Gus-Edt
CalLite CRM
CalLite CRM - Monitor Plugin
Blendup
A tool for web developers to preview blend modes on different page elements.
Landmarks
Allows you to navigate a web page via WAI-ARIA landmarks, using the keyboard or a pop-up menu.