Lucene based secondary indexes for Cassandra

Lightweight ultra-fast library to store data in bi-temporal format

comply22 is a multitemporal, multiversal data store realized with the Neo4J database

sample applications using barbelhisto

User authentication and access control api with bi-temporal database design. Supports dynamic property expansion integrated directly into JPA repositories. API endpoints support filtering, sorting, searching, and bitemporal queries.

Mongo persistence service provider