https://dgraph.io/
unigraph https://github.com/unigraph-dev/unigraph-dev
https://dgraph.io/dgraph-vs-neo4j/
https://neo4j.com/
https://stackoverflow.com/questions/17895129/how-does-datomic-compare-to-neo4j
https://graphql.org/
https://github.com/tonsky/datascript
https://www.datomic.com/
https://roamresearch.com/