One of a kind graph datastore which let's you keep a versioned data. You can go back to a point in time to understand how the graph has evolved over time out of the box. Review collected by and hosted on G2.com.

It is built on ArangoDB. The concept is fairly new and not widely adopted yet. This is the reason, it is sometimes difficult to get community support. However, being a Y combinator backed project, it should improve over time. Review collected by and hosted on G2.com.