[PaulHoule]

Yeah, you might even get away with using neo4j at that scale, which has an API people like even if it doesn't handle bigger graphs well.

[nikonyrh]

"it doesn't handle bigger graphs well."

I'd like to hear more, I used it for a prototype several years ago and was quite impressed with the query language but also performance.

[craggyjaggy]

I'll have a look at Neo4j, thank you :)