拡張機能
uBlock Origin
高効率ブロッカーが遂に登場。CPUとメモリーの負担を抑えます。
Translator
Translate selected or entered text
Sidebar for YouTube™
Easy Access to YouTube via Sidebar UI
Instagram Sidebar
Access to Instagram.
Bitwarden - Free Password Manager
Bitwarden はあらゆる端末で使える、安全な無料パスワードマネージャーです。
Sidebar for Google™ Translate
Easy Access to Google Translate via Sidebar UI
Google Keep Sidebar
Access to Google Keep website on the sidebar.
V7 Bookmarks
あなたのサイドバー用ブックマークマネージャー
Side Calculator
Calculator on the new sidebar of Opera.
Twitter Lite Sidebar (Unofficial)
Access Twitter Lite through Opera Sidebar. This is an UNOFFICIAL extensions.
2048 Sidebar
The famous 2048 game on the Opera Sidebar.
Skype Sidebar
Access to Skype for Web on the sidebar.
uMatrix
Point & click to forbid/allow any class of requests made by your browser. Use it to block scripts, iframes, ads, facebook, etc.
V7 Sessions
サイドバー用セッションマネージャー
Text to Voice
Open sidebar selected text and click in context menu 'Selected text to Speech' to listen
TweetTab
Access to Twitter mobile site. For Opera 29+ only.
Bookmarks by the Side
シンプルなブックマークサイドバー。
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
V7 Notes
古いタイプのOperaノート
V7 History
あなたのサイドバーで閲覧履歴にアクセス
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。
Web Panel
Navigate to websites in the sidebar.
Yandex.Translate Sidebar
This is an unoffical extensions. Yandex Translate for Opera Sidebar
Vertical Tabs
Manage your tabs in the sidebar!
Quick Notes
The extension allows you to quickly save text notes on the sidebar of your browser.
Raindrop.io - Smart Bookmarks
"Save Button" for Web
V7 Tabs
Sidebar windows and tabs
V7 Extension Manager
simple extension manager for your side bar
Sidebar for Google™ Search
Easy Access to Google search via Sidebar UI
V7 Stash
Save pages for later reading
Bookmarks Manager and Viewer
An elegant bookmark manager with fuzzy search and more
Todoist sidebar(Unofficial)
Opens Todoist(https://todoist.com) in the sidebar. This is an unoffical extension.