NGINX Plus R15 introduces native gRPC proxying (used by Istio and other service mesh architectures), HTTP/2 server push, state sharing in a cluster, API gateway enhancements, OpenID Connect integration, NGINX JavaScript (njs) module enhancements, a new ALPN variable, dynamic module updates, and more.
Introducing HTTP/2 Server Push with NGINX 1.13.9
HTTP/2 Server Push is new in NGINX 1.13.9. Learn how to use it to accelerate your website performance in this blog post.