Note that not all versions are available there. On the last page, you will get direct links to the Opera installer of the version you selected.Click the 'en' link if you to get the setup in English, or click 'intl' to get the international installer. Inside the folder of the desired version, you will find more folders like 'en', 'intl' and some others.

Note that the version numbers are without the period, so version 12.11 looks like 1211.

Find the desired version in the table and click it.

If you need an older version of Opera Mobile or the Linux version, then see the full list of supported OS and devices here. It will take you directly to the Windows versions archive.

Open the following link in your browser.

Here are instructions on how to access it: Please disable your ad blocker or become a patron to support the blog.There is a hidden part of the Opera web site which stores all previous versions of the Opera browser. Articles like this one wouldn’t exist without them. The extension is no longer available for download, but you can still get the source code on GitHub. The source code is available under a permissive MIT License for anyone interested in updating it in the future. Update ( 2015-06): Please note that I don’t intend to maintain this extension in the future as I kind of lost interest in Opera. There’s no guarantee that a page will be accepted into the archives, but at least you’ve given it a fair try.

Found a valuable blog post? or a forum thread that solves a very important issue? or maybe you’ve rediscovered the instructions manual for a home appliance? Make sure valuable discoveries on the Web stay accessible in the future by archiving it with the Internet Archives with just a click of a button. This new Opera extension (Chromium extension source code available) adds a toolbar button to your browser for saving the current tab to the Internet Archive. Take on the role as one of the Internet’s Master Librarians and help grow the Internet Archive right from your browser with this new extension.

Opera download archive