Kiegészítők
Tree Tabs
Manage your tabs in the sidebar!
Tab Sidebar
A sidebar extension for tab management.
Todoist sidebar(Unofficial)
Opens Todoist(https://todoist.com) in the sidebar. This is an unoffical extension.
tabzen
Too many open tabs? Manage your tabs, regain your sanity and improve your browsing experience with tabzen
Sidebar for Google™ Search
Easy Access to Google search via Sidebar UI
Simple Notes
Simple notes in a panel, with a context menu item to copy text to a note.
2048 Mini game
The game 2048
Side Chat.
The best way to share things well surfing the web - Simplest possible way.
The History Panel
An extension that puts the browser history in the sidebar, sorted by date.
Free File Sender
Free file transfer
Sidebar Todo
Minimalistic todo extension for your sidebar
Bible-WebApp
This widget uses Logos Bible Software's Biblia.com Bible API service to get the Bible text
ICQ for Sidebar
Run ICQ Web in Sidebar
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Luminous: JavaScript events blocker
An experimental extension to identify, analyze and block code execution and event collection through JavaScript in your browser.
Site Settings Sidebar
Weboldal specifikus beállítások az oldalsávban.
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
Simple Vertical Tabs
Simple Vertical Tabs
Goldfishka
Prayer times | مواقيت الصلاة.
معرفة مواقيت الصلاة
GIKRadio
The extension allows you to listen GIKRadio directly in the browser. Walk on the Internet and listen good music! Request Song from sidebar (press CTRL+SHIFT+S).
TaggingNotes
Adds notes managed by tagging without hierarchized tree to sidebar.
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
GTasks Sidebar
Google Tasks on sidebar (not official)
Radioigor side
The sidebar with all the Radioigor and Videoigor music channels.
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.
Freelyshout Lite On Sidebar
This is an unoffical extensions. Freelyshout for Opera Sidebar. Freelyshout is social media platform.
TollSjekk
TollSjekk
MightyV Sidebar
Follow your favorite TV show. For Opera 29+ only.
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
The Stories (sidebar edition)
Smart and beautiful tool for keeping links. Create a story for every ocasion!