diff --git a/README.md b/README.md
index a69b6f7..17d2508 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # qt6-qtquick3d
 
+Qt6 Quick 3D components.
+
diff --git a/qt6-qtquick3d.spec b/qt6-qtquick3d.spec
new file mode 100644
index 0000000..2bac26e
--- /dev/null
+++ b/qt6-qtquick3d.spec
@@ -0,0 +1,156 @@
+%define majver %(echo %version | cut -d. -f1-2)
+
+Name:          qt6-qtquick3d
+Version:       6.2.3
+Release:       1mamba
+Summary:       Qt6 Quick 3D components
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://www.qt.io/
+Source:        https://download.qt.io/official_releases/qt/%{majver}/%{version}/submodules/qtquick3d-everywhere-src-%{version}.tar.xz
+License:       GPL
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+BuildRequires: libgcc
+BuildRequires: libglvnd-devel
+BuildRequires: libstdc++6-devel
+BuildRequires: libxkbcommon-devel
+BuildRequires: libz-devel
+BuildRequires: qt6-qtbase-devel
+BuildRequires: qt6-qtdeclarative-devel
+BuildRequires: qt6-qtshadertools-devel
+## AUTOBUILDREQ-END
+
+%description
+Qt6 Quick 3D components.
+
+%package devel
+Group:         Development/Libraries
+Summary:       Development files for %{name}
+Requires:      %{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description devel
+This package contains libraries and header files for developing applications that use %{name}.
+
+%debug_package
+
+%prep
+%setup -q -n qtquick3d-everywhere-src-%{version}
+
+%build
+%cmake -d build \
+  -G Ninja
+
+cmake --build .
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+DESTDIR="%{buildroot}" cmake --install build
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%post -p /sbin/ldconfig
+%postun -p /sbin/ldconfig
+
+%files
+%defattr(-,root,root)
+%{_libdir}/qt6/bin/balsam
+%{_libdir}/qt6/bin/meshdebug
+%{_libdir}/libQt6Quick3D.so.*
+%{_libdir}/libQt6Quick3DAssetImport.so.*
+%{_libdir}/libQt6Quick3DRuntimeRender.so.*
+%{_libdir}/libQt6Quick3DUtils.so.*
+%{_libdir}/libQt6Quick3DAssetUtils.so.*
+%{_libdir}/libQt6Quick3DEffects.so.*
+%{_libdir}/libQt6Quick3DIblBaker.so.*
+%{_libdir}/libQt6Quick3DParticles.so.*
+%{_libdir}/libQt6Quick3DHelpers.so.*
+%{_libdir}/qt6/plugins/assetimporters/libassimp.so
+%{_libdir}/qt6/plugins/assetimporters/libuip.so
+%dir %{_libdir}/qml/QtQuick3D
+%{_libdir}/qml/QtQuick3D/*
+%{_libdir}/qt6/bin/*
+%{_datadir}/qt6/modules/Quick3D*.json
+%{_libdir}/metatypes/qt6quick3d*.json
+%doc LICENSE.*
+
+%files devel
+%defattr(-,root,root)
+%dir %{_includedir}/qt6/QtQuick3D
+%{_includedir}/qt6/QtQuick3D/*
+%dir %{_includedir}/qt6/QtQuick3DAssetImport
+%{_includedir}/qt6/QtQuick3DAssetImport/*
+%dir %{_includedir}/qt6/QtQuick3DRuntimeRender
+%{_includedir}/qt6/QtQuick3DRuntimeRender/*
+%dir %{_includedir}/qt6/QtQuick3DUtils
+%{_includedir}/qt6/QtQuick3DUtils/*
+%dir %{_includedir}/qt6/QtQuick3DAssetUtils
+%{_includedir}/qt6/QtQuick3DAssetUtils/*
+%dir %{_includedir}/qt6/QtQuick3DHelpers
+%{_includedir}/qt6/QtQuick3DHelpers/*
+%dir %{_includedir}/qt6/QtQuick3DIblBaker
+%{_includedir}/qt6/QtQuick3DIblBaker/*
+%dir %{_includedir}/qt6/QtQuick3DParticles
+%{_includedir}/qt6/QtQuick3DParticles/*
+%{_libdir}/libQt6Quick3D.prl
+%{_libdir}/libQt6Quick3D.so
+%{_libdir}/libQt6Quick3DAssetImport.prl
+%{_libdir}/libQt6Quick3DAssetImport.so
+%{_libdir}/libQt6Quick3DRuntimeRender.prl
+%{_libdir}/libQt6Quick3DRuntimeRender.so
+%{_libdir}/libQt6Quick3DUtils.prl
+%{_libdir}/libQt6Quick3DUtils.so
+%{_libdir}/libQt6Quick3DAssetUtils.prl
+%{_libdir}/libQt6Quick3DAssetUtils.so
+%{_libdir}/libQt6Quick3DEffects.prl
+%{_libdir}/libQt6Quick3DEffects.so
+%{_libdir}/libQt6Quick3DHelpers.prl
+%{_libdir}/libQt6Quick3DHelpers.so
+%{_libdir}/libQt6Quick3DIblBaker.prl
+%{_libdir}/libQt6Quick3DIblBaker.so
+%{_libdir}/libQt6Quick3DParticles.prl
+%{_libdir}/libQt6Quick3DParticles.so
+%{_libdir}/qt6/mkspecs/modules/qt_lib_quick3d*.pri
+%dir %{_libdir}/cmake/Qt6Quick3D
+%{_libdir}/cmake/Qt6Quick3D/Qt6Quick3D*.cmake
+%{_libdir}/cmake/Qt6Quick3D/Qt6Quick3DConfig*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DAssetImport
+%{_libdir}/cmake/Qt6Quick3DAssetImport/Qt6Quick3DAssetImport*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DRuntimeRender
+%{_libdir}/cmake/Qt6Quick3DRuntimeRender/Qt6Quick3DRuntimeRenderConfig*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DUtils
+%{_libdir}/cmake/Qt6Quick3DUtils/Qt6Quick3DUtilsConfig*.cmake
+%{_libdir}/cmake/Qt6/FindWrapQuick3DAssimp.cmake
+%{_libdir}/cmake/Qt6BuildInternals/StandaloneTests/QtQuick3DTestsConfig.cmake
+%{_libdir}/cmake/Qt6Qml/QmlPlugins/Qt6qquick3dplugin*.cmake
+%{_libdir}/cmake/Qt6Qml/QmlPlugins/Qt6qtquick3d*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DAssetImport
+%{_libdir}/cmake/Qt6Quick3DAssetImport/Qt6*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DAssetUtils
+%{_libdir}/cmake/Qt6Quick3DAssetUtils/Qt6Quick3DAssetUtils*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DEffects
+%{_libdir}/cmake/Qt6Quick3DEffects/Qt6Quick3DEffects*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DHelpers
+%{_libdir}/cmake/Qt6Quick3DHelpers/Qt6Quick3DHelpers*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DIblBaker
+%{_libdir}/cmake/Qt6Quick3DIblBaker/Qt6Quick3DIblBaker*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DParticles
+%{_libdir}/cmake/Qt6Quick3DParticles/Qt6Quick3DParticles*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DRuntimeRender
+%{_libdir}/cmake/Qt6Quick3DRuntimeRender/Qt6Quick3DRuntimeRender*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DTools
+%{_libdir}/cmake/Qt6Quick3DTools/Qt6Quick3DTools*.cmake
+%dir %{_libdir}/cmake/Qt6Quick3DUtils
+%{_libdir}/cmake/Qt6Quick3DUtils/Qt6Quick3DUtils*.cmake
+%doc README.md
+
+%changelog
+* Sat Feb 26 2022 Silvan Calarco <silvan.calarco@mambasoft.it> 6.2.3-1mamba
+- update to 6.2.3
+
+* Wed Nov 10 2021 Silvan Calarco <silvan.calarco@mambasoft.it> 5.15.2-1mamba
+- package created using the webbuild interface