RMACXX is a prototypical C++14 interface over MPI-3 RMA, which focuses on providing a thin layer above MPI RMA, and at the same time aims to improve the programmability of MPI RMA.
Paper on RMACXX:
Sayan Ghosh, Yanfei Guo, Pavan Balaji, Assefaw Gebremedhin. RMACXX: An Efficient High-Level C++ Interface over MPI-3 RMA. 21st IEEE/ACM International Symposium on Cluster, Cloud and Internet Computing (CCGrid 2021).
Note: RMACXX is built and tested with this configuration, so it may not work as specified with other configurations.