diff --git a/README.md b/README.md
index 8b03b45..bb5474d 100644
--- a/README.md
+++ b/README.md
@@ -1,2 +1,4 @@
 # cjson
 
+Ultralightweight JSON parser in ANSI C.
+
diff --git a/cjson.spec b/cjson.spec
new file mode 100644
index 0000000..94c6105
--- /dev/null
+++ b/cjson.spec
@@ -0,0 +1,73 @@
+Name:          cjson
+Version:       1.7.18
+Release:       1mamba
+Summary:       Ultralightweight JSON parser in ANSI C
+Group:         System/Libraries
+Vendor:        openmamba
+Distribution:  openmamba
+Packager:      Silvan Calarco <silvan.calarco@mambasoft.it>
+URL:           https://github.com/DaveGamble/cJSON
+Source:        https://github.com/DaveGamble/cJSON.git/v%{version}/cJSON-%{version}.tar.bz2
+License:       MIT
+## AUTOBUILDREQ-BEGIN
+BuildRequires: glibc-devel
+## AUTOBUILDREQ-END
+BuildRequires: cmake
+Requires:      lib%{name} = %{?epoch:%epoch:}%{version}-%{release}
+
+%description
+Ultralightweight JSON parser in ANSI C.
+
+%package -n lib%{name}
+Group:         System/Libraries
+Summary:       Ultralightweight JSON parser in ANSI C
+
+%description -n lib%{name}
+Ultralightweight JSON parser in ANSI C.
+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 cJSON-%{version}
+
+%build
+%cmake
+%cmake_build
+
+%install
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+%cmake_install
+
+%clean
+[ "%{buildroot}" != / ] && rm -rf "%{buildroot}"
+
+%files
+%defattr(-,root,root)
+
+%files -n lib%{name}
+%defattr(-,root,root)
+%{_libdir}/libcjson.so.*
+%doc LICENSE
+
+%files -n lib%{name}-devel
+%defattr(-,root,root)
+%dir %{_includedir}/cjson
+%{_includedir}/cjson/*
+%{_libdir}/libcjson.so
+%dir %{_libdir}/cmake/cJSON
+%{_libdir}/cmake/cJSON/*.cmake
+%{_libdir}/pkgconfig/libcjson.pc
+%doc README.md
+
+%changelog
+* Sat Sep 21 2024 Silvan Calarco <silvan.calarco@mambasoft.it> 1.7.18-1mamba
+- package created using the webbuild interface