| Class | Description | 
|---|---|
| BuildSettings | Build time settings and configuration | 
| CollectionUtils | Collection utility methods. | 
| CosineSimilarity | Uses cosine similarity to find matches from a candidate set for a specified input. | 
| GrailsNameUtils | Utility methods for converting between different name types, for example from class names -> property names and vice-versa. | 
| Holder | @author Burt Beckwith | 
| Metadata | Represents the application Metadata and loading mechanics. | 
| Metadata.FinalReference |