Loid is used to work with Java and Objective-C to simplify data exchange bindings. Loid can generate meta-information available at run-time. Requesting clients or applications can inference on the meta-information for data binding.
Jeeglue is the glue that sticks together your J2EE applications. It's a meta-info based framework that provides entity polymorphism, generic XML support, code generation and domain object validation out of the box.