Yep, the history here is that we tried out a couple of standalone tools with the appropriate license (e.g., VisJS, which is a great library), but nothing was su

Yep, the history here is that we tried out a couple of standalone tools with the appropriate license (e.g., VisJS, which is a great library), but nothing was suitable after some point, and then the best thing was to build. You learn more + we put it open source + we can integrate some other, maybe more scalable visualization engines in the future :D