We just dropped Part 2 of their blog series on migrating from ingress-nginx to the NGINX Ingress Controller.
It’s a helpful guide if you’re dealing with the feature-frozen ingress-nginx and want to make the switch.
Part 2:
https://blog.nginx.org/blog/migrating-ingress-controllers-part-2
Part 1 (in case you missed it):
https://blog.nginx.org/blog/migrating-ingress-controllers-part-one
Hope this helps someone out!
davemc