diff --git a/.gitignore b/.gitignore
new file mode 100644
index 0000000..f21a349
--- /dev/null
+++ b/.gitignore
@@ -0,0 +1 @@
+SOURCES/v28.1.tar.gz
diff --git a/.guava.metadata b/.guava.metadata
new file mode 100644
index 0000000..86a9275
--- /dev/null
+++ b/.guava.metadata
@@ -0,0 +1 @@
+adc45c534dcb7ee494893b5b8e38c92dd31f6250 SOURCES/v28.1.tar.gz
diff --git a/SPECS/guava.spec b/SPECS/guava.spec
new file mode 100644
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--- /dev/null
+++ b/SPECS/guava.spec
@@ -0,0 +1,249 @@
+Name: guava
+Version: 28.1
+Release: 3%{?dist}
+Summary: Google Core Libraries for Java
+# Most of the code is under ASL 2.0
+# Few classes are under CC0, grep for creativecommons
+License: ASL 2.0 and CC0
+URL: https://github.com/google/guava
+BuildArch: noarch
+
+Source0: https://github.com/google/guava/archive/v%{version}.tar.gz
+
+BuildRequires: maven-local-openjdk8
+BuildRequires: %{?module_prefix}mvn(com.google.code.findbugs:jsr305)
+BuildRequires: mvn(junit:junit)
+BuildRequires: mvn(org.apache.felix:maven-bundle-plugin)
+BuildRequires: mvn(org.apache.maven.plugins:maven-enforcer-plugin)
+BuildRequires: mvn(org.sonatype.oss:oss-parent:pom:)
+
+%description
+Guava is a suite of core and expanded libraries that include
+utility classes, Google’s collections, io classes, and much
+much more.
+This project is a complete packaging of all the Guava libraries
+into a single jar. Individual portions of Guava can be used
+by downloading the appropriate module and its dependencies.
+
+%{?module_package}
+%{?javadoc_package}
+
+%package testlib
+Summary: The guava-testlib artifact
+
+%description testlib
+guava-testlib provides additional functionality for conveninent unit testing
+
+%prep
+%setup -q
+
+find . -name '*.jar' -delete
+
+%pom_disable_module guava-gwt
+%pom_disable_module guava-tests
+
+%pom_remove_plugin -r :animal-sniffer-maven-plugin
+# Downloads JDK source for doc generation
+%pom_remove_plugin :maven-dependency-plugin guava
+
+%pom_remove_dep :caliper guava-tests
+
+%mvn_package :guava-parent guava
+
+# javadoc generation fails due to strict doclint in JDK 1.8.0_45
+%pom_remove_plugin -r :maven-javadoc-plugin
+
+%pom_xpath_inject /pom:project/pom:build/pom:plugins/pom:plugin/pom:configuration/pom:instructions "<_nouses>true" guava/pom.xml
+
+%pom_remove_dep -r :animal-sniffer-annotations
+%pom_remove_dep -r :error_prone_annotations
+%pom_remove_dep -r :j2objc-annotations
+%pom_remove_dep -r org.checkerframework:
+%pom_remove_dep -r :listenablefuture
+
+annotations=$(
+ find -name '*.java' \
+ | xargs fgrep -h \
+ -e 'import com.google.j2objc.annotations' \
+ -e 'import com.google.errorprone.annotation' \
+ -e 'import org.codehaus.mojo.animal_sniffer' \
+ -e 'import org.checkerframework' \
+ | sort -u \
+ | sed 's/.*\.\([^.]*\);/\1/' \
+ | paste -sd\|
+)
+# guava started using quite a few annotation libraries for code quality, which
+# we don't have. This ugly regex is supposed to remove their usage from the code
+find -name '*.java' | xargs sed -ri \
+ "s/^import .*\.($annotations);//;s/@($annotations)"'\>\s*(\((("[^"]*")|([^)]*))\))?//g'
+
+%mvn_package "com.google.guava:failureaccess" guava
+
+%pom_xpath_inject pom:modules \
+"futures/failureaccess"
+
+%mvn_package "com.google.guava:guava-bom" __noinstall
+
+%build
+# Tests fail on Koji due to insufficient memory,
+# see https://bugzilla.redhat.com/show_bug.cgi?id=1332971
+%mvn_build -s -f
+
+%install
+%mvn_install
+
+%files -n %{?module_prefix}%{name} -f .mfiles-guava
+%doc CONTRIBUTORS README*
+%license COPYING
+
+%files testlib -f .mfiles-guava-testlib
+
+%changelog
+* Sat Jan 25 2020 Mikolaj Izdebski - 28.1-3
+- Build with OpenJDK 8
+
+* Tue Nov 05 2019 Mikolaj Izdebski - 28.1-2
+- Mass rebuild for javapackages-tools 201902
+
+* Mon Sep 02 2019 Marian Koncek - 28.1-1
+- Update to upstream version 28.1
+
+* Thu Aug 01 2019 Marian Koncek - 28.0-1
+- Update to upstream version 28.0
+
+* Fri May 24 2019 Mikolaj Izdebski - 25.0-4
+- Mass rebuild for javapackages-tools 201901
+
+* Fri Aug 03 2018 Michael Simacek - 25.0-3
+- Fix license tag to include CC0
+
+* Fri Jul 13 2018 Fedora Release Engineering - 25.0-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_29_Mass_Rebuild
+
+* Wed May 02 2018 Michael Simacek - 25.0-1
+- Update to upstream version 25.0
+
+* Fri Feb 09 2018 Igor Gnatenko - 24.0-2
+- Escape macros in %%changelog
+
+* Mon Feb 05 2018 Michael Simacek - 24.0-1
+- Update to upstream version 24.0
+
+* Mon Nov 06 2017 Michael Simacek - 20.0-1
+- Update to upstream version 20.0
+
+* Wed Jul 26 2017 Fedora Release Engineering - 18.0-11
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Mass_Rebuild
+
+* Fri Feb 10 2017 Fedora Release Engineering - 18.0-10
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_26_Mass_Rebuild
+
+* Mon Oct 10 2016 Mikolaj Izdebski - 18.0-9
+- Allow conditional builds without testlib
+
+* Thu Jun 16 2016 Mikolaj Izdebski - 18.0-8
+- Cleanup package
+
+* Tue May 10 2016 Mikolaj Izdebski - 18.0-7
+- Disable tests due to insufficient memory on Koji
+
+* Wed Feb 03 2016 Fedora Release Engineering - 18.0-6
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_24_Mass_Rebuild
+
+* Wed Jun 22 2015 Noa Resare - 18.0-5
+- enable module guava-testlib
+- enable tests in guava-testlib
+- backport fix to HashMap related test from 19.0-SNAPSHOT
+
+* Wed Jun 17 2015 Fedora Release Engineering - 18.0-4
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_23_Mass_Rebuild
+
+* Thu May 14 2015 Mikolaj Izdebski - 18.0-3
+- Remove maven-javadoc-plugin execution
+
+* Fri Feb 6 2015 Mikolaj Izdebski - 18.0-2
+- Update upstream website URL
+
+* Wed Jan 7 2015 Zbigniew Jędrzejewski-Szmek - 18.0-1
+- Update to v. 18 (#1175401)
+- Use %%license
+
+* Wed Oct 8 2014 Mikolaj Izdebski - 17.0-2
+- Add alias for com.google.guava:guava-jdk5
+
+* Fri Jun 20 2014 Mikolaj Izdebski - 17.0-1
+- Add patch for Java 8
+
+* Tue Jun 17 2014 Roland Grunberg - 15.0-4
+- Do not generate uses directive for exports.
+
+* Fri Jun 13 2014 Zbigniew Jędrzejewski-Szmek 17.0-1
+- Update to latest upstream version (#1109442).
+
+* Sat Jun 07 2014 Fedora Release Engineering - 15.0-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_21_Mass_Rebuild
+
+* Tue Mar 04 2014 Stanislav Ochotnicky - 15.0-2
+- Use Requires: java-headless rebuild (#1067528)
+
+* Wed Jan 8 2014 Mikolaj Izdebski - 15.0-1
+- Update to upstream version 15.0
+
+* Mon Aug 12 2013 gil cattaneo 13.0-6
+- fix rhbz#992456
+- update to current packaging guidelines
+
+* Sat Aug 03 2013 Fedora Release Engineering - 13.0-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_20_Mass_Rebuild
+
+* Fri Jun 28 2013 Mikolaj Izdebski - 13.0-4
+- Replace BR on ant-nodeps with ant
+
+* Fri Jun 28 2013 Mikolaj Izdebski - 13.0-4
+- Rebuild to regenerate API documentation
+- Resolves: CVE-2013-1571
+
+* Thu Feb 14 2013 Fedora Release Engineering - 13.0-3
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_19_Mass_Rebuild
+
+* Wed Feb 06 2013 Java SIG - 13.0-2
+- Update for https://fedoraproject.org/wiki/Fedora_19_Maven_Rebuild
+- Replace maven BuildRequires with maven-local
+
+* Tue Aug 7 2012 Mikolaj Izdebski - 13.0-1
+- Update to upstream version 13.0
+- Remove RPM bug workaround
+- Convert patches to pom macros
+
+* Thu Jul 19 2012 Fedora Release Engineering - 11.0.2-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_18_Mass_Rebuild
+
+* Sat Apr 28 2012 gil cattaneo 11.0.2-1
+- Update to 11.0.2
+
+* Fri Jan 13 2012 Fedora Release Engineering - 09-2
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_17_Mass_Rebuild
+
+* Mon Sep 12 2011 Stanislav Ochotnicky - 09-1
+- Update to 09
+- Packaging fixes
+- Build with maven
+
+* Wed Feb 09 2011 Fedora Release Engineering - 05-5
+- Rebuilt for https://fedoraproject.org/wiki/Fedora_15_Mass_Rebuild
+
+* Wed Jul 14 2010 Hui wang - 05-4
+- Patch pom
+
+* Fri Jun 18 2010 Hui Wang - 05-3
+- Fixed jar name in install section
+- Removed spaces in description
+
+* Thu Jun 17 2010 Hui Wang - 05-2
+- Fixed summary
+- Fixed description
+- Fixed creating symlink insturctions
+- add depmap
+
+* Thu Jun 10 2010 Hui Wang - 05-1
+- Initial version of the package