[Haskell-cafe] Has anyone used Graql in Haskell?

[ok at cs.otago.ac.nz]

> Thanks, Vasiliy and MarLinn! I didn't realize the underlying behemoth was
> proprietary. That's a deal-killer for me.

Colour me surprised.
https://github.com/graknlabs/grakn
says that the source code is under GPL-3.0.

Any RDF kit, like ClioPatria, should be able to do the kind
of thing you want.  Scaling and reliability will vary.