Relaxer is a schema compiler using RELAX as schema. Schema compiler is a compiler to generate various artifacts from a schema.

Component compiler is a compiler to generate component implementations from a component definition language. Relaxer is also a component compiler using Relaxer Component Definition Language (RCDL) as compoment definition language.

The schema compiler is a compiler producing various artifacts from a schema definition.

Relaxer uses a RELAX NG based meta model. Relaxer builds the meta model from various kind of resources such as a RELAX NG schema, a RELAX Core schema, a RDBMS meta data, and sample XML documents.