Leudachain
Mod randomizer
Randomly enables a mod and disables other mods. Can automatically identify mods.
Free File Sender
Free file transfer
Bing Translate
Easily access Bing Translate from Opera's sidebar
Twitter Lite Sidebar (Unofficial)
Access Twitter Lite through Opera Sidebar. This is an UNOFFICIAL extensions.
Category Tabs for Google Keep™
Better organise your Google Keep notes
PageExpand
All Image Download. Image Zoom. Expand Thumbnail and Audio and Video. Expand the short URL. Override Referer. Extend BBS. etc...
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
Tree Tabs
Manage your tabs in the sidebar!
Bookmarks by the Side
A simple bookmarks sidebar.
Shortcuts for Google™
Choose from 1000+ Google™ shortcuts to show up as buttons in a space-saving popup
SimpleExtManager
A simple menu to enable, disable and access options of extensions.
ChessGrow
Give easy access to ChessGrow from sidebar.
Bible-WebApp
This widget uses Logos Bible Software's Biblia.com Bible API service to get the Bible text
Morse Code Translator
Translate text to Morse code and back.
Language toolkit
The missing language interface.
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
calcatom
Smart scientific calculator with live currency conversion in your browser
Sidebar Covid Tracker
Simple Covid Tracker for Sidebar based of https://www.worldometers.info/coronavirus/
TollSjekk
TollSjekk
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
Techmeme Sidebar
Browse technology news on Techmeme in the sidebar.
GeoKW
Zaznacz lub wpisz numer KW, aby uzyskać informacje o działkach w tej księdze.
GTasks Sidebar
Google Tasks on sidebar (not official)
Black Menu for Wikipedia
Easy access to the Wikipedia universe
CalLite CRM
CalLite CRM - Monitor Plugin
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
Fraction Generator
Generate Fractions for copy to clipboard
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Navvatart VerTabs
Modern vertical tab manager with multi-group support, drag and drop, and smooth animations. By Navvatart
Quick History Redux
A Redux (bug fix) for gucio1007's "Quick History". It shows your browsing history in the browser sidebar.