diff --git a/.gitignore b/.gitignore
index e69de29..d9bb731 100644
--- a/.gitignore
+++ b/.gitignore
@@ -0,0 +1,3 @@
+/osgi.core-6.0.0-sources.jar
+/osgi.core-7.0.0.jar
+/osgi.core-8.0.0.jar
diff --git a/osgi-core.spec b/osgi-core.spec
new file mode 100644
index 0000000..e3de369
--- /dev/null
+++ b/osgi-core.spec
@@ -0,0 +1,153 @@
+%bcond_with bootstrap
+
+Name:           osgi-core
+Version:        8.0.0
+Release:        6%{?dist}
+Summary:        OSGi Core API
+
+License:        ASL 2.0
+URL:            https://www.osgi.org
+
+Source0:        https://docs.osgi.org/download/r8/osgi.core-%{version}.jar
+
+BuildArch:      noarch
+ExclusiveArch:  %{java_arches} noarch
+
+%if %{with bootstrap}
+BuildRequires:  javapackages-bootstrap
+%else
+BuildRequires:  maven-local
+BuildRequires:  mvn(org.apache.felix:maven-bundle-plugin)
+BuildRequires:  mvn(org.osgi:osgi.annotation)
+%endif
+
+%description
+OSGi Core, Interfaces and Classes for use in compiling bundles.
+
+%package javadoc
+Summary:        API documentation for %{name}
+
+%description javadoc
+This package provides %{summary}.
+
+%prep
+%setup -q -c
+
+# Delete pre-built binaries
+rm -r org
+find -name '*.class' -delete
+
+mkdir -p src/main/{java,resources}
+mv OSGI-OPT/src/org src/main/java/
+
+mv META-INF/maven/org.osgi/osgi.core/pom.xml .
+
+%pom_xpath_inject pom:project '
+<packaging>bundle</packaging>
+<properties>
+  <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
+</properties>
+<build>
+  <plugins>
+    <plugin>
+      <groupId>org.apache.felix</groupId>
+      <artifactId>maven-bundle-plugin</artifactId>
+      <extensions>true</extensions>
+      <configuration>
+        <instructions>
+          <Bundle-Name>${project.artifactId}</Bundle-Name>
+          <Bundle-SymbolicName>${project.artifactId}</Bundle-SymbolicName>
+        </instructions>
+      </configuration>
+    </plugin>
+  </plugins>
+</build>'
+
+%pom_add_dep org.osgi:osgi.annotation::provided
+
+%mvn_alias : org.osgi:org.osgi.core
+
+%build
+%mvn_build -- -Dmaven.compiler.source=1.8 -Dmaven.compiler.target=1.8
+
+%install
+%mvn_install
+
+
+%files -f .mfiles
+%license LICENSE
+%doc about.html
+
+%files javadoc -f .mfiles-javadoc
+%license LICENSE
+
+%changelog
+* Fri Jul 22 2022 Fedora Release Engineering <releng@fedoraproject.org> - 8.0.0-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_37_Mass_Rebuild
+
+* Sat Feb 05 2022 Jiri Vanek <jvanek@redhat.com> - 8.0.0-5
+- Rebuilt for java-17-openjdk as system jdk
+
+* Thu Jan 20 2022 Fedora Release Engineering <releng@fedoraproject.org> - 8.0.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_36_Mass_Rebuild
+
+* Thu Jul 22 2021 Fedora Release Engineering <releng@fedoraproject.org> - 8.0.0-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_35_Mass_Rebuild
+
+* Mon May 17 2021 Mikolaj Izdebski <mizdebsk@redhat.com> - 8.0.0-2
+- Bootstrap build
+- Non-bootstrap build
+
+* Tue Jan 26 2021 Fedora Release Engineering <releng@fedoraproject.org> - 7.0.0-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_34_Mass_Rebuild
+
+* Fri Jan 15 2021 Marian Koncek <mkoncek@redhat.com> - 8.0.0-1
+- Update to upstream version 8.0.0
+
+* Tue Jul 28 2020 Fedora Release Engineering <releng@fedoraproject.org> - 7.0.0-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_33_Mass_Rebuild
+
+* Sat Jul 11 2020 Jiri Vanek <jvanek@redhat.com> - 7.0.0-4
+- Rebuilt for JDK-11, see https://fedoraproject.org/wiki/Changes/Java11
+
+* Wed Jan 29 2020 Fedora Release Engineering <releng@fedoraproject.org> - 7.0.0-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_32_Mass_Rebuild
+
+* Tue Nov 05 2019 Mikolaj Izdebski <mizdebsk@redhat.com> - 7.0.0-4
+- Mass rebuild for javapackages-tools 201902
+
+* Thu Jul 25 2019 Fedora Release Engineering <releng@fedoraproject.org> - 7.0.0-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild
+
+* Fri May 24 2019 Mikolaj Izdebski <mizdebsk@redhat.com> - 7.0.0-3
+- Mass rebuild for javapackages-tools 201901
+
+* Wed Apr 17 2019 Mikolaj Izdebski <mizdebsk@redhat.com> - 7.0.0-2
+- Add alias for org.osgi:org.osgi.core
+
+* Wed Mar 06 2019 Mat Booth <mat.booth@redhat.com> - 7.0.0-1
+- Update to OSGi R7
+
+* Fri Feb 01 2019 Fedora Release Engineering <releng@fedoraproject.org> - 6.0.0-8
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild
+
+* Fri Jul 13 2018 Fedora Release Engineering <releng@fedoraproject.org> - 6.0.0-7
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
+
+* Thu Feb 08 2018 Fedora Release Engineering <releng@fedoraproject.org> - 6.0.0-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_28_Mass_Rebuild
+
+* Thu Jul 27 2017 Fedora Release Engineering <releng@fedoraproject.org> - 6.0.0-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
+* Sat Feb 11 2017 Fedora Release Engineering <releng@fedoraproject.org> - 6.0.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
+
+* Mon Oct 10 2016 Mikolaj Izdebski <mizdebsk@redhat.com> - 6.0.0-3
+- Fix scopes of injected Maven dependencies
+
+* Wed Oct 05 2016 Michael Simacek <msimacek@redhat.com> - 6.0.0-2
+- Remove alias
+
+* Tue Oct 04 2016 Michael Simacek <msimacek@redhat.com> - 6.0.0-1
+- Initial packaging
diff --git a/sources b/sources
new file mode 100644
index 0000000..41dbaab
--- /dev/null
+++ b/sources
@@ -0,0 +1 @@
+SHA512 (osgi.core-8.0.0.jar) = 0161f91ecb8ad102731c71ce73f96b99174b5bce2f216770226860cff8a3fcd12abec828399077a835b6765ed9bf9ec29be618de8d2a85b40d6250c00bab4404