Very reminiscent of what Ilograph is doing for system diagrams: https://app.ilograph.com/demo.ilograph.Ilograph/Request https://app.ilograph.com/demo.ilograph.I

Very reminiscent of what Ilograph is doing for system diagrams: https://app.ilograph.com/demo.ilograph.Ilograph/Request https://app.ilograph.com/demo.ilograph.Ilograph/Request (FD: I am working on this)