Federating information is crucial to avoid losses in investiment, in terms of human resources and money, so a solution like OpenSpotLight brings to the community a real way to manage every asset from a development perspective though.
OpenSpotLight automatically scans/reads artifacts from across
... [More] the enterprise, records the relationships between them in a knowledge base accessible thought a great web console. [Less]
ModeShape is an elastic, in-memory, and strongly-consistent hierarchical database. It is fast, scalable, easy to use, and can be schema-less, schema-strict, or anywhere in-between. ModeShape supports transactions, has several query languages, events, versioning and more. Several APIs are available:
... [More] the primary API is the standard JCR 2.0 API (JSR-283), but there are several others (e.g., RESTful, WebDAV, and JDBC) that expose a subset of the overall functionality. [Less]
Penrose is a java-based virtual directory server. Virtual directory enables federating (aggregating) identity data from multiple heterogeneous sources like directory, databases, flat files, and web services - real-time - and makes it available to identity consumers via LDAP.