nmap

• Interactive nse script lookup https://www.infosecmatter.com/nmap-nse-library/

• Get tops N UDP ports -- for udp scan behind proxy sort -r -k3 /usr/share/nmap/nmap-services
  | grep '/udp'
  | head -n 100
  | cut -f 2
  | cut -d'/' -f 1
  | xargs -I{} echo -n "{},"