Apache Cocoon is a web development framework built around the concepts of separation of concerns and component-based web development. Cocoon is "web glue for your web application development needs".
... [More] It is a glue that keeps concerns separate and allows parallel evolution of all aspects of a web application, improving development pace and reducing the chance of conflicts. [Less]
Chiba provides an Java implementation of the W3C XForms standard, thereby delivering generic, XML-based form-processing on any Java-capable platform either client- or server-side.
This project page
... [More] only refers to Chiba Core - the actual XForms implementation. Other integrations for different purposes are available e.g. for building Ajax apps. [Less]