Vanguard is Siren's distributed/federated relational technology. The current distribution is an Elasticsearch plugin, extending Elasticsearch APIs with joins across data in Elasticsearch and soon across multiple backends.
Kibi is Siren's Data Intelligence platform. It extends the capabilities of Elasticsearch Kibana (tm), leveraging the relational capabilities of the Vanguard Technology Kibi can address use cases involving complex/interconnected knowledge.
Kibi bundles several other technologies including Searchguard - for document/index/field level access control security, and Sentinl - for alerting and reporting.