Can Vivaldi succeed against Chrome, Internet Explorer, Safari, Firefox, and even Opera? It's a major challenge, especially when you don't have an operating system of your own. Share on Facebook (opens ...

About eight years ago I got an email from an old contact at Opera who said some ex-Opera designers and developers, including Opera's cofounder, Jon von Tetzchner, were launching a new web browser.

Vivaldi 5.6 was released today with a Mastodon client integrated directly into the browser's sidebar, seamlessly incorporating the rising social media platform in the browser's interface. Vivaldi is a ...