rubygem-gdk3: rubygem-gdk3 (Ruby binding of GDK-3.x) rubygem-gdk3: rubygem-gdk3: Ruby/GDK3 is a Ruby binding of GDK-3.x. rubygem-gdk3: rubygem-gdk3: https://rubygems.org/gems/gdk3 rubygem-gdk3: rubygem-gdk3: rubygem-gdk3: rubygem-gdk3: rubygem-gdk3: rubygem-gdk3: