Dockerized Quake Master Server. (DQMS) :)
The master server is built from that really old source from http://lasange-system.sourceforge.net/

Klumpp, Paul-Dieter d656079323 UDP ports are now exposed on the host on 0.0.0.0 be careful. Use a fw! %!s(int64=7) %!d(string=hai) anos
src 37eb667519 removed constant PTHREADS_THREADS_MAX because it is nowhere defined nowadays %!s(int64=7) %!d(string=hai) anos
Dockerfile d656079323 UDP ports are now exposed on the host on 0.0.0.0 be careful. Use a fw! %!s(int64=7) %!d(string=hai) anos
docker-compose.yml d656079323 UDP ports are now exposed on the host on 0.0.0.0 be careful. Use a fw! %!s(int64=7) %!d(string=hai) anos
entrypoint.sh d656079323 UDP ports are now exposed on the host on 0.0.0.0 be careful. Use a fw! %!s(int64=7) %!d(string=hai) anos
run_docker_masterserver.sh d656079323 UDP ports are now exposed on the host on 0.0.0.0 be careful. Use a fw! %!s(int64=7) %!d(string=hai) anos