Sidebar session manager
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
ICQ for Sidebar
Run ICQ Web in Sidebar
V7 Extension Manager
simple extension manager for your side bar
Give easy access to ChessGrow from sidebar.
Sidebar windows and tabs
All Image Download. Image Zoom. Expand Thumbnail and Audio and Video. Expand the short URL. Override Referer. Extend BBS. etc...
Google Messages for Opera Sidebar
This Add-On allows you to send text messages from your Opera Browser, to anyone you want.
Minúta po minúte
Minúta po minúte Denníka N
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
This widget uses Logos Bible Software's Biblia.com Bible API service to get the Bible text
Bookmarks Manager and Viewer
An elegant bookmark manager with fuzzy search and more
Free File Sender
Free file transfer
A simple menu to enable, disable and access options of extensions.
Bookmarks by the Side
A simple bookmarks sidebar.
Save pages for later reading
Access History from your Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Google Tasks on sidebar (not official)
Generate Fractions for copy to clipboard
Site Settings Sidebar
Site specific settings on your sidebar.
Sidebar Covid Tracker
Simple Covid Tracker for Sidebar based of https://www.worldometers.info/coronavirus/
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
Adds notes managed by tagging without hierarchized tree to sidebar.
JxArşiv | Araçlar
Currency, Meter, Square, VAT, Percentage, Letter, Word Count, Age Calculation and Archives ...
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
The Stories (sidebar edition)
Smart and beautiful tool for keeping links. Create a story for every ocasion!