Release date: 2014-05-06
Fixes and stability enhancements since Opera 20
General and User Interface
- Opera 21 includes updates to the latest Chromium/Blink release, version 34.
- Opera for Windows 21 has enhanced its user interface by deploying Aura, Google's new UI framework. You can read more about Aura in the Chromium pages.
- Opera for Windows 21 now uses a network installer. The complete installer, for installing offline, can be found at opera.com.
- Make Opera display a site's full URL at all times in the browser's advanced settings.
New security badge
- Opera now displays a broken padlock for secure sites that have invalid security certificates.
Improvements since Opera 20
- One-click install functionality for extensions.
- Stability enhancements.
- Enhanced support for Chromium extensions.