Where do you use NetBSD?
Mainly at home. I have several old Apple G4s i run NetBSD/macppc on. A few years back I wrote short guide on installing NetBSD on these machines. http://www.rabbitfarm.com/cgi-bin/blosxom/netbsd
Prolog Day Symposium
In November 2022, the ALP (Association of Logic Programming) organized the Prolog Day Symposium in Paris to celebrate 50 year of Prolog.
The link is to the slides and videos of the talks.
Automatic Differentiation in Prolog
Authors detail a Prolog based approach to automatic differentiation of functions. A future outcome of this present work is the creation of Prolog based Neural Networks.
Parsing AsciiDoc in Prolog 
github.com prolog-asciidoc/parsing-asciidoc-in-prolog.adoc at main · alexpdp7/prolog-asciidoc
Contribute to alexpdp7/prolog-asciidoc development by creating an account on GitHub.
This is a nice example of an intermediate to somewhat advanced application of DCGs.