扩展
InoReader Sidebar
Mobile version Inoreader.com on sidebar (not official)
Quick History Redux
A Redux (bug fix) for gucio1007's "Quick History". It shows your browsing history in the browser sidebar.
Simple Bookmark Sidebar
This extension shows your bookmarks in Opera's sidebar.
Landmarks
Allows you to navigate a web page via WAI-ARIA landmarks, using the keyboard or a pop-up menu.
KJMZ DA BLAZE
Listen KJMZ DA BLAZE Radio with Opera Browser.
CalLite CRM
CalLite CRM - Monitor Plugin
Headings, Landmarks and Links
View the headings, landmarks and links from a web page in a side panel and export information to CSV formated file.
The Stories (sidebar edition)
Smart and beautiful tool for keeping links. Create a story for every ocasion!
Blendup
A tool for web developers to preview blend modes on different page elements.