There are several teams working on distributed GraphBLAS (the GraphBLAS/D4M model was designed to run on supercomputers [0]). Kepner's team at MIT is one [1].
NB: D4M was the original name before it was changed to GraphBLAS and became a standard.
[0] GraphBLAS: Building Blocks For High Performance Graph Analytics https://crd.lbl.gov/news-and-publications/news/2017/graphbla...
[1] A Billion Updates per Second Using 30,000 Hierarchical In-Memory D4M Databases https://arxiv.org/abs/1902.00846