libgwengui-gtk3-dev 5.7.4-1build1 (amd64 binary) in ubuntu jammy

 Gwenhywfar allows porting of your software to different operating
 systems like Linux, *BSD, Windows etc. It also provides some often
 needed modules such as configuration file handling, simple XML file
 parsing, IPC etc.
 .
 This package contains development files of the Gwenhywfar GUI implementation
 for GTK3.