Already supported in Nginx 1.15.3+ if you recompile with either OpenSSL 1.1.1 or BoringSSL I have no problems for - Nginx + BoringSSL https://community.centm

Already supported in Nginx 1.15.3+ if you recompile with either OpenSSL 1.1.1 or BoringSSL I have no problems for - Nginx + BoringSSL https://community.centminmod.com/threads/enabling-boringssl-tls-v1-3-with-centmin-mod-nginx-http-2-https-server.15527/ https://community.centminmod.com/threads/enabling-boringssl-... - Nginx + OpenSSL 1.1.1 https://community.centminmod.com/threads/openssl-1-1-1-released-with-tls-1-3-support.15592/ https://community.centminmod.com/threads/openssl-1-1-1-relea... 0-RTT TLS 1.3 is only supported in Nginx 1.15.3 with BoringSSL right now via ssl_early_data Nginx directive. Nginx will add full 0-RTT TLS 1.3 for OpenSSL 1.1.1 with Nginx 1.15.4+ according to their road map https://trac.nginx.org/nginx/roadmap https://trac.nginx.org/nginx/roadmap