Glade is a RAD tool to enable quick and easy development of user interfaces for the GTK+ toolkit and the GNOME desktop environment. The user interfaces designed in Glade are saved as XML, which can be used in numerous programming languages including C, C++, C#, Vala, Java, Perl, Python, and others.
acquired package info from repodata DB: repodata/1389ffdb5b166c86e334884e2384663dfc02be1592b5725c15fd6cb7c17a4d90-primary.sqlite.bz2
The glade-devel package contains libraries and header files for developing applications that use Glade widget library.