Extensions
Category Tabs for Google Keep™
Better organise your Google Keep notes
GeoKW
Zaznacz lub wpisz numer KW, aby uzyskać informacje o działkach w tej księdze.
Tree Tabs
Manage your tabs in the sidebar!
uMatrix
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
Bookmarks by the Side
A simple bookmarks sidebar.
TollSjekk
TollSjekk
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
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
Language toolkit
The missing language interface.
SimpleExtManager
A simple menu to enable, disable and access options of extensions.
ChessGrow
Give easy access to ChessGrow from sidebar.
Tabsets.net
Use the tabsets.net browser extension to safely keep track all your tabs and links in the Side Panel, locally or in the cloud
Morse Code Translator
Translate text to Morse code and back.
Twitter Lite Sidebar (Unofficial)
Access Twitter Lite through Opera Sidebar. This is an UNOFFICIAL extensions.
Simple Vertical Tabs
Simple Vertical Tabs
CalLite CRM
CalLite CRM - Monitor Plugin
calcatom
Smart scientific calculator with live currency conversion in your browser
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
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
Shortcuts for Google™
Choose from 1000+ Google™ shortcuts to show up as buttons in a space-saving popup
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
Black Menu for Wikipedia
Easy access to the Wikipedia universe
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
SunBible
A beautiful way to read, study, and memorize the Bible
Fraction Generator
Generate Fractions for copy to clipboard
GTasks Sidebar
Google Tasks on sidebar (not official)
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
ICQ for Sidebar
Run ICQ Web in Sidebar
Techmeme Sidebar
Browse technology news on Techmeme in the sidebar.
Gus EDT Extension
Extension pour utiliser le Gus-Edt