Extensions
Vertical Tabs
Manage your tabs in the sidebar!
Sudoku Sidebar
Play Sudoku on Sidebar anytime in your browser! even offline!
Web Panel
Navigate to websites in the sidebar.
Emoji Minesweeper
Play Minesweeper as Emojis!
Free File Sender
Free file transfer
Page Sidebar | Open any page in side panel
Effortlessly open any website in your web browser's sidebar – streamline your workflow instantly!
Sudoku v2
Play Sudoku from sidebar anytime even offline
Bible-WebApp
This widget uses Logos Bible Software's Biblia.com Bible API service to get the Bible text
Simple Notes
Simple notes in a panel, with a context menu item to copy text to a note.
YouTube Clean: Boost, Customize & Hide Shorts
Bloquez les Shorts, masquez recommandations, commentaires et pubs. Plus de 60 réglages pour un YouTube épuré et sans distraction.
Bookmarks Manager and Viewer
An elegant bookmark manager with fuzzy search and more
Bing Translate
Easily access Bing Translate from Opera's sidebar
GeoKW
Zaznacz lub wpisz numer KW, aby uzyskać informacje o działkach w tej księdze.
uMatrix
Pointez-et-cliquez pour interdire/autoriser toute sorte de requêtes effectuées par le navigateur à l'aide d'un tableau de données.
Tree Tabs
Manage your tabs in the sidebar!
Shelf Shuffle: Sort & Match
A cozy puzzle game where you tidy up messy shelves by sorting items into matching sets.
PageExpand
All Image Download. Image Zoom. Expand Thumbnail and Audio and Video. Expand the short URL. Override Referer. Extend BBS. etc...
Bookmarks by the Side
Une simple sidebar pour signets
ChessGrow
Give easy access to ChessGrow from sidebar.
Category Tabs for Google Keep™
Améliorez l’organisation de vos notes Google Keep
Shortcuts for Google™
Choisissez parmi plus de 1000 raccourcis Google™ à afficher sous forme de boutons dans une fenêtre contextuelle peu encombrante
Language toolkit
The missing language interface.
Morse Code Translator
Traduisez du texte en code Morse et inversement.
calcatom
Calculatrice scientifique intelligente et convertisseur de devises en temps réel
Tabsets.net
Use the tabsets.net browser extension to safely keep track all your tabs and links in the Side Panel, locally or in the cloud
GTasks Sidebar
Google Tasks on sidebar (not official)
TickTick for Opera Sidebar (Unofficial Extension)
TickTick for Opera Sidebar. Unofficial Extension
Gus EDT Extension
Extension pour utiliser le Gus-Edt
ICQ for Sidebar
Run ICQ Web in Sidebar
Quick History Redux
A Redux (bug fix) for gucio1007's "Quick History". It shows your browsing history in the browser sidebar.
Fraction Generator
Generate Fractions for copy to clipboard
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.