I don't really know, as you said, taa is quite popular right now. As for normal mal filtering, i remember that The Order 1886 and Ghost of Tsushima implemented techniques similar to LEAN/LEADR mapping but with other math framework (www.advances.realtimerendering.com)

For specular anti-aliasing there is Tokuyoshi ans Kaplanian's joint work www.jcgt.org/published/00... (and their previous one), they use screen pixel derivatives to modify roughness of the material.

I usually teach the basics of git to PhD students and one of the tools that works well is learngitbranching.js.org when I presenting ways to organize their repos vi branches

Nice writeup ! I really love how it's presented with the step-by-step highlights. It makes me want to do something similar to create tutorials/exercises for students

I remember testing Nuklear and liking it. It's ANSI C though, not C++

"Qui peut l'ångström peut le méga-parsec !"