diff --git a/README.md b/README.md
index 6f3c333..eda3831 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # kdiagram2
 
+KDE Frameworks 5 diagram libraries.
+
diff --git a/kdiagram2.spec b/kdiagram2.spec
new file mode 100644
index 0000000..2bc8b5a
--- /dev/null
+++ b/kdiagram2.spec
@@ -0,0 +1,112 @@
+%define majver %(echo %version | cut -d. -f1-2)
+
+Name:          kdiagram2
+Version:       2.8.0
+Release:       2mamba
+Summary:       KDE Frameworks 5 diagram libraries
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://kde.org/
+Source:        https://download.kde.org/stable/kdiagram/%{version}/kdiagram-%{version}.tar.xz
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libQt5Svg-devel
+BuildRequires: libgcc
+BuildRequires: libstdc++6-devel
+BuildRequires: qt5-qtbase-devel
+## AUTOBUILDREQ-END
+BuildRequires: cmake
+BuildRequires: rpm-macros-kde5
+BuildRequires: extra-cmake-modules
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description
+KDE Frameworks 5 diagram libraries.
+
+%package -n lib%{name}
+Group:         System/Libraries
+Summary:       KDE Frameworks 5 diagram libraries
+
+%description -n lib%{name}
+KDE Frameworks 5 diagram libraries.
+This package contains shared libraries for %{name}.
+
+%package -n lib%{name}-devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description -n lib%{name}-devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+%debug_package
+
+%prep
+%setup -q -n kdiagram-%{version}
+
+%build
+%cmake_kde5 -d build
+%make
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%makeinstall -C build
+
+%find_lang %{name}5_qt --with-qt --all-name || touch %{name}5_qt.lang
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -n lib%{name}
+/sbin/ldconfig
+exit 0
+
+%postun -n lib%{name}
+/sbin/ldconfig
+exit 0
+
+%files -n lib%{name} -f %{name}5_qt.lang
+%defattr(-,root,root)
+%{_libdir}/libKChart.so.*
+%{_libdir}/libKGantt.so.*
+
+%files -n lib%{name}-devel
+%defattr(-,root,root)
+%dir %{_includedir}/KChart
+%{_includedir}/KChart/*
+%dir %{_includedir}/KGantt
+%{_includedir}/KGantt/*
+%{_includedir}/*.h
+%dir %{_libdir}/cmake/KChart
+%{_libdir}/cmake/KChart/*.cmake
+%dir %{_libdir}/cmake/KGantt
+%{_libdir}/cmake/KGantt/*.cmake
+%{_libdir}/libKChart.so
+%{_libdir}/libKGantt.so
+%{_kde5_mkspecsdir}/qt_KChart.pri
+%{_kde5_mkspecsdir}/qt_KGantt.pri
+
+%changelog
+* Tue Feb 13 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 2.8.0-2mamba
+- legacy package
+
+* Fri Jan 15 2021 Automatic Build System <autodist@mambasoft.it> 2.8.0-1mamba
+- automatic version update by autodist
+
+* Tue Apr 21 2020 Automatic Build System <autodist@mambasoft.it> 2.7.0-1mamba
+- automatic version update by autodist
+
+* Mon Apr 13 2020 Automatic Build System <autodist@mambasoft.it> 2.6.3-1mamba
+- automatic version update by autodist
+
+* Sun Mar 29 2020 Automatic Build System <autodist@mambasoft.it> 2.6.2-1mamba
+- automatic version update by autodist
+
+* Sun Jul 29 2018 Silvan Calarco <silvan.calarco@mambasoft.it> 2.6.1-1mamba
+- update to 2.6.1
+
+* Sat Jan 28 2017 Silvan Calarco <silvan.calarco@mambasoft.it> 2.6.0-1mamba
+- package created using the webbuild interface