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Translator
Translate selected or entered text
uBlock Origin
一款高效的网络请求过滤工具，占用极低的内存和 CPU。
Video Downloader VeeVee
Video Downloader VeeVee – 从 Internet 下载视频。
Bitwarden - Free Password Manager
安全且免费的跨平台密码管理器。
Sidebar for YouTube™
Easy Access to YouTube via Sidebar UI
Pacman
A Pacman game on a popup, now version 1.2!
GX Calculator
Simple GX-style calculator adapts to the current colors and also reacts to keystrokes.
Facebook Opera Sidebar
Access Facebook through Opera Sidebar.
Side Calculator
Calculator on the new sidebar of Opera.
Sidebar for Youtube Music
Youtube Music sidebar extension
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
Sidebar for Google™ Translate
Easy Access to Google Translate via Sidebar UI
Sidebar Sketch
Sketch anytime on your sidebar, even offline.
Sidebar for YouTube™
Simple access to YouTube using the sidebar UI
QR Code Generator
Generate any QR code anytime, even offline
Note Sidebar
Simple note sidebar which can be used to write a note, record thoughts, to-do list, meeting notes, etc.
Emoji Minesweeper
Play Minesweeper as Emojis!
Text to Voice
Open sidebar selected text and click in context menu 'Selected text to Speech' to listen
V7 Bookmarks
在侧边栏显示书签管理器
Sudoku Sidebar
Play Sudoku on Sidebar anytime in your browser! even offline!
Bing Translate
Easily access Bing Translate from Opera's sidebar
Sidenotes
Simple notes for your Opera sidebar
Vertical Tabs
Manage your tabs in the sidebar!
Sudoku v2
Play Sudoku from sidebar anytime even offline
Quick Notes
The extension allows you to quickly save text notes on the sidebar of your browser.
Raindrop.io - Smart Bookmarks
多功能的书签管理工具
Tree Tabs
Manage your tabs in the sidebar!
Web Panel
Navigate to websites in the sidebar.
Twitter Lite Sidebar (Unofficial)
Access Twitter Lite through Opera Sidebar. This is an UNOFFICIAL extensions.
Simple Notes
Simple notes in a panel, with a context menu item to copy text to a note.
Google Messages Sidebar
Access to Google Messages website on the sidebar.
V7 Notes
旧学校 opera 笔记