mongrel2-core 1.12.2-2 (ppc64el binary) in ubuntu focal

 Mongrel2 is an application, programming language, and network
 architecture agnostic web server that focuses on web applications using
 modern browser technologies.
 .
 Mongrel2 supports 17 languages and platforms, HTTP, Flash sockets,
 WebSockets, Long Polling, and many ways to deploy and hack on it.
 .
 This package includes the server binaries but doesn't contain all the
 infrastructure needed to setup a standalone web server.