This is an example of a tab group using Sidebery. If you click links on a page that open in new tabs, it creates a sort of folder from the original tab, with the group of links as children of the parent tab. You can also drag them into these groups manually.

This is a massive tune to be fair

that’s why what we really need is guaranteed service interoperability!

https://pca.st/episode/d79ca535-186c-4ee0-b658-165a148dcca5