The cornerstone project is the home of a set of component blocks that can be used to simplify application development. These components and typically singleton components that represent structural building blocks.

The Excalibur project is the home of a set of utility services used in the construction of formal blocks or container facilities. Services include internationalizatioin, configuration utilities, thread management, SEDA sytel even handling, a logging subsystems, etc.

A series of third-party components developed both here at Apache and under external projects are described on this page.