JCR
A specification for hierarchical repositories.
Modeshape
JCR implementation used by Fedora 4.
XACML
Aa authentication provider.
Sonar
A source code metrics tool.
Jenkins
A continuous-integration tool.
Jetty
A light-weight server container.
Infinispan
The framework used by Modeshape for a data grid.
LevelDB
The default key-value store used by Fedora 4.
JGroups
Clustering technology.
Spring
A dependency-injection framework (a container that wants to manage everything, in practice).
