Extensions
Bible-WebApp
This widget uses Logos Bible Software's Biblia.com Bible API service to get the Bible text
Techmeme Sidebar
Browse technology news on Techmeme in the sidebar.
Sidebar Covid Tracker
Simple Covid Tracker for Sidebar based of https://www.worldometers.info/coronavirus/
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 by the Side
A simple bookmarks sidebar.
Bookmarks Manager and Viewer
An elegant bookmark manager with fuzzy search and more
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...
uMatrix
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
ChessGrow
Give easy access to ChessGrow from sidebar.
Tree Tabs
Manage your tabs in the sidebar!
Category Tabs for Google Keep™
Better organise your Google Keep notes
Minúta po minúte
Minúta po minúte Denníka N
Free File Sender
Free file transfer
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
Simple Vertical Tabs
Simple Vertical Tabs
SimpleExtManager
A simple menu to enable, disable and access options of extensions.
Shortcuts for Google™
Choose from 1000+ Google™ shortcuts to show up as buttons in a space-saving popup
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Black Menu for Wikipedia
Easy access to the Wikipedia universe
GTasks Sidebar
Google Tasks on sidebar (not official)
SunBible
A beautiful way to read, study, and memorize the Bible
Fraction Generator
Generate Fractions for copy to clipboard
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
TollSjekk
TollSjekk
ICQ for Sidebar
Run ICQ Web in Sidebar
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
Workspace Tab Counter
A tab counter specifically for GX, which counts tabs per workspace too.
Quick History Redux
A Redux (bug fix) for gucio1007's "Quick History". It shows your browsing history in the browser sidebar.
CalLite CRM
CalLite CRM - Monitor Plugin
Headings, Landmarks and Links
View the headings, landmarks and links from a web page in a side panel and export information to CSV formated file.