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uBlock Origin
Nareszcie skuteczny bloker charakteryzujący się niskim użyciem procesora i pamięci.
Video Downloader VeeVee
Video Downloader VeeVee – pobieraj filmy z Internetu.
Bitwarden - Free Password Manager
Bezpieczny i darmowy menedżer haseł dla wszystkich Twoich urządzeń.
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 Google™ Translate
Easy Access to Google Translate via Sidebar UI
Sidebar for Youtube Music
Youtube Music sidebar extension
Sidebar Sticky Note
Free HTML5 Sidebar Sticky Notes
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.
Text to Voice
Open sidebar selected text and click in context menu 'Selected text to Speech' to listen
Emoji Minesweeper
Play Minesweeper as Emojis!
V7 Bookmarks
Menedżer zakładek w bocznym panelu
Sidenotes
Simple notes for your Opera sidebar
Bing Translate
Easily access Bing Translate from Opera's sidebar
Sudoku Sidebar
Play Sudoku on Sidebar anytime in your browser! even offline!
Vertical Tabs
Manage your tabs in the sidebar!
Sudoku v2
Play Sudoku from sidebar anytime even offline
Twitter Lite Sidebar (Unofficial)
Access Twitter Lite through Opera Sidebar. This is an UNOFFICIAL extensions.
Google Messages Sidebar
Access to Google Messages website on the sidebar.
Tree 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
Uniwersalny menedżer zakładek
Web Panel
Navigate to websites in the sidebar.
Simple Notes
Simple notes in a panel, with a context menu item to copy text to a note.
V7 Notes
Stara szkoła notatek Opery