Additional information:

Find something new
The "Recommendations" option finds the most popular news and entertainment from around the world. Find something new in a variety of categories and read articles in your native language about what is happening where you are.
Ease of viewing
Opera's interface combines precision and quality. Opera includes a modern style and powerful options, giving you complete freedom to explore the expanses of the Internet.
Easy to search and navigate
Opera has one powerful intuitive mechanism for searching and navigating the web. Search for information in different search engines and view the suggested results while you type.
Work fast even with a slow connection
Compression mode processes pages for quick viewing in any conditions. It allows you to stay online even when the connection speed is lost.
Organize your favorite sites
The improved express panel groups your most visited sites directly on the home page. Advanced search and grouping capabilities allow you to quickly access your favorite content.
Do not lose the information found
Have you found information that you want to return to later? The piggy bank allows you to save a page with just one click, placing it in a multi-level list. The contents of the Piggy Bank can be viewed as thumbnails of pages with a customizable size or search by keywords.

What's new:

Changelog for 55

About Portable:

* 32 and 64-bit Portable versions of the browser.
* Languages Russian and English.
• Does not create a profile in AppData.
* Leaves no entries in the registry.
* Added Clear to clear the profile.
* Launching the browser via Loader (X-Opera.exe ).