Nagwin 3.1.0 contains the latest versions of sub components like  PHP (5.6.36), Nginx (1.14.0), RRDTool (1.7.0),  Pnp4Nagios (0.6.26) and Perl (5.26). Cygwin and GNU tools are upgraded as well. We have also added a number of new check plugins - check_by_ssh, check_cluster, check_ldap, check_mysql, check_mysql_query, check_nt, check_oracle, check_pgsql, check_ping.