> Regarding the implementations of http/2 and up you speak of, I know only a single F/OSS one (ng-http2) actually used in server-side production. I've been usi

> Regarding the implementations of http/2 and up you speak of, I know only a single F/OSS one (ng-http2) actually used in server-side production. I've been using NginX HTTP/2 for years, and that's F/OSS. It doesn't use ng-http2. Pretty sure this is widely used by others, including by Cloudflare who sponsored it.