This book constitutes the proceedings of the 5th OpenSHMEM Workshop held in Baltimore MD USA
in August 2018. The 14 full papers presented in this book were carefully reviewed and selected
for inclusion in this volume. The papers discuss a variety of ideas for extending the OpenSHMEM
specification and discuss a variety of concepts including interesting use of OpenSHMEM in
HOOVER - a distributed flexible and scalable streaming graph processor and scaling OpenSHMEM
to handle massively parallel processor arrays. The papers are organized in the following
topical sections: OpenSHMEM library extensions and implementations OpenSHMEM use and
applications and OpenSHMEM simulators tools and benchmarks.