Nagwin 3.4.0 contains Nagios Core 4.4.5(link is external) with lots of enhancements and fixes, Nginx 1.17.3(link is external), updated Cygwin DLL (3.x) with a GNU tool refresh.

Nagwin 3.3.0 contains Nagios Core 4.4.3 with lots of enhancements and fixes, Nginx 1.15.8, updated Cygwin DLL  with a GNU tool refresh.

Nagwin 3.2.0 contains Nagios Core 4.4.2 with lots of enhancements and fixes, and an updated cygwin1.dll  (2.10.1 - 20180214), which fixes a newly introduced bug causing files with temporary flag on being not visible for operations. See here  for more information.

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.

Nagwin 3.0.0 contains the latest version of Nagios Core (4.3.4), primarily a bugfix release. We have also updated Cygwin and GNU tools to their latest versions.