拡張機能
uBlock Origin
高効率ブロッカーついに登場。CPU とメモリーに負担をかけません。
Video Hunter Downloader
ビデオ ダウンローダーVideo Hunter – インターネットからビデオをダウンロードします。
Translator
Translate selected or entered text
Bitwarden Password Manager
自宅、職場、または外出先でも、Bitwarden はすべてのパスワード、パスキー、機密情報を簡単に保護します。
Sidebar for YouTube™
Easy Access to YouTube via Sidebar UI
Sidebar for Youtube Music
Youtube Music sidebar extension
Pacman
A Pacman game on a popup, now version 1.2!
G App Launcher (Shortcuts for Google™)
Google™ のサービスやウェブサイトへの最適なアクセスを提供します
Facebook Opera Sidebar
Access Facebook through Opera Sidebar.
Sidebar Calc
Browser sidebar calculator for quick math and scientific calculations. Use history, copy results, and calculate while browsing.
Note Sidebar
Simple note sidebar which can be used to write a note, record thoughts, to-do list, meeting notes, etc.
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
Sidebar for YouTube™
Simple access to YouTube using the sidebar UI
Text to Voice
Open sidebar selected text and click in context menu 'Selected text to Speech' to listen
QR Code Generator
Generate any QR code anytime, even offline
Sidebar for Google™ Translate
Easy Access to Google Translate via Sidebar UI
Black Menu for Google™
Gemini AI とサイドバー対応で、Google へ最もスムーズにアクセス。
Google Messages Sidebar
Access to Google Messages website on the sidebar.
Sidebar Sketch
Sketch anytime on your sidebar, even offline.
Sidenotes
Simple notes for your Opera sidebar
Vertical Tabs
Manage your tabs in the sidebar!
Navvatart VerTabs
Modern vertical tab manager with multi-group support, drag and drop, and smooth animations. By Navvatart
Mod randomizer
Randomly enables a mod and disables other mods. Can automatically identify mods.
Web Panel
Navigate to websites in the sidebar.
Emoji Minesweeper
Play Minesweeper as Emojis!
Sudoku Sidebar
Play Sudoku on Sidebar anytime in your browser! even offline!
Sudoku v2
Play Sudoku from sidebar anytime even offline
Twitter Lite Sidebar (Unofficial)
Access Twitter Lite through Opera Sidebar. This is an UNOFFICIAL extensions.
Page Sidebar | Open any page in side panel
Effortlessly open any website in your web browser's sidebar – streamline your workflow instantly!
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。
Monthly Prayers Timetable
Islamic Monthly Prayers Timetable with HTML5 localStorage
Hackernews Sidebar
Loads up Dharmesh Patels's excellent Web App for Hackernews on the Sidebar