拡張機能
Google Messages for Opera Sidebar
This Add-On allows you to send text messages from your Opera Browser, to anyone you want.
Tree Tabs
Manage your tabs in the sidebar!
PageExpand
画像の一括ダウンロード、画像のポップアップ、サムネイルやビデオの展開、短縮URLの展開、URL文字列のリンク化、リファラ置換、主要掲示板の拡張表示など...
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
ChessGrow
Give easy access to ChessGrow from sidebar.
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
SimpleExtManager
拡張機能のアクセス権限をシンプルなメニューを用いて有効化・無効化することができます。
Bookmarks by the Side
シンプルなブックマークサイドバー。
Browse++ Sidebar
Utilities for even more powerful web browsing. Search all open tabs, retrieve previously closed tabs, and make notes.
Free File Sender
Free file transfer
Simple Vertical Tabs
Simple Vertical Tabs
Luminous: JavaScript events blocker
An experimental extension to identify, analyze and block code execution and event collection through JavaScript in your browser.
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar
Sidebar Covid Tracker
Simple Covid Tracker for Sidebar based of https://www.worldometers.info/coronavirus/
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
GTasks Sidebar
Google Tasks on sidebar (not official)
Site Settings Sidebar
Site specific settings on your sidebar.
Quick History Redux
A Redux (bug fix) for gucio1007's "Quick History". It shows your browsing history in the browser sidebar.
TollSjekk
TollSjekk
Minúta po minúte
Minúta po minúte Denníka N
ICQ for Sidebar
Run ICQ Web in Sidebar
CalLite CRM
CalLite CRM - Monitor Plugin
Gus EDT Extension
Extension pour utiliser le Gus-Edt
Workspace Tab Counter
A tab counter specifically for GX, which counts tabs per workspace too.
SunBible
A beautiful way to read, study, and memorize the Bible
Fraction Generator
Generate Fractions for copy to clipboard
Landmarks
Allows you to navigate a web page via WAI-ARIA landmarks, using the keyboard or a pop-up menu.
Techmeme Sidebar
Browse technology news on Techmeme in the sidebar.
GETTR Sidebar
Bring your news feed from the free speech social media platform gettr.com to the Opera sidebar for quick access.
Blendup
A tool for web developers to preview blend modes on different page elements.
JxArşiv | Araçlar
Currency, Meter, Square, VAT, Percentage, Letter, Word Count, Age Calculation and Archives ...