nginx-core 1.13.6-2ubuntu1 (s390x binary) in ubuntu bionic

 Nginx ("engine X") is a high-performance web and reverse proxy server
 created by Igor Sysoev. It can be used both as a standalone web server
 and as a proxy to reduce the load on back-end HTTP or mail servers.
 .
 This package provides a version of nginx identical to that of nginx-full,
 but without any third-party modules, and only modules in the original
 nginx code base.
 .
 STANDARD HTTP MODULES: Core, Access, Auth Basic, Auto Index, Browser, Empty
 GIF, FastCGI, Geo, Limit Connections, Limit Requests, Map, Memcached, Proxy,
 Referer, Rewrite, SCGI, Split Clients, UWSGI.
 .
 OPTIONAL HTTP MODULES: Addition, Auth Request, Charset, WebDAV, GeoIP, Gunzip,
 Gzip, Gzip Precompression, Headers, HTTP/2, Image Filter, Index, Log, Real IP,
 Slice, SSI, SSL, Stream, Stub Status, Substitution, Thread Pool, Upstream,
 User ID, XSLT.
 .
 MAIL MODULES: Mail Core, Auth HTTP, Proxy, SSL, IMAP, POP3, SMTP.