ABL is a transaction logic engine: it allows you to declare complex, multi-table transaction logic for your persistent objects, using simple declarative annotations.
ABL operates as a HIbernate/JPA event listener to eliminate recoding and automate integrity.
SPARQL to Object Oriented eNgine allows users to expose their traditional data sources (RDBMS, OODBMS, XML, LDAP, ecc) as RDF data, through a SPARQL endpoint.