Which browser was the first to come out with tabbed browsing? According to Wikipedia
So that makes it sound like Opera but I'm surprised Opera never became more popular.
After the defeat of Navigator by Internet Explorer, Netscape
open-sourced their browser code, and entrusted it to the newly formed
non-profit Mozilla Foundation—a primarily community-driven project to
create a successor to Netscape. Development continued for several
years with little widespread adoption until a stripped-down
browser-only version of the full suite was created, which included
features, such as tabbed browsing and a separate search bar, both that
had previously only appeared in Opera.
So that makes it sound like Opera but I'm surprised Opera never became more popular.