[WindowsCentral.com]

If you keep tons of tabs open, Vivaldi has a new feature for you

What you need to know

[LIST][*]Vivaldi now supports two-level tab stacking.[*]The feature helps you group and manage tabs together on multiple levels.[*]You can hibernate background tabs to free up system resources.[/LIST]
There are two types of people on the web, those who keep lots of tabs open and those who don't. If you're the former, Vivaldi has a new feature that makes it significantly easier to manage your tabs. The Vivaldi browser now supports two-level tab stacks, meaning that you can move a stack of tabs down into a second tab bar.

Full story from the WindowsCentral blog...