The question is focused especially after Popper essentially "removed" (though I don't know if successfully, tell me if not) the dialectic method at the core of those Idealists as pseudo-science.
Well Joseph Brenner has written in Logic in Reality (2008):
I thus claim that logic not only should but can be extended to reality,
provided one takes into account, and gives proper metaphysical weight to, some of its
characteristics that have tended to be neglected. These include the concepts, present also since antiquity, of dialectics – conflict as well as change and alternation
between the different but closely related, interactive elements of a phenomenon.
So I'd say the dialectical forms of thought are still alive and kicking. One point I would emphasise is that dialectics is not just about conflict - this often seems to take the lion share of attention, but also about synthesis ...