| Name | Description | Type | Package | Framework |
| Attributes | This class holds a map of objects which are identified by a case insensitive key string. | Class | org.apache.empire.commons | Apache Empire DB |
| Attributes .Attribute | Class | org.apache.empire.commons.Attributes | Apache Empire DB | |
| DateUtils | This class contains common functions for comparing and converting values of type Date. | Class | org.apache.empire.commons | Apache Empire DB |
| ErrorType | The ErrorType class defines a type of error. | Class | org.apache.empire.commons | Apache Empire DB |
| ObjectUtils | This class contains common functions for comparing and converting values of type Object. | Class | org.apache.empire.commons | Apache Empire DB |
| OptionEntry | This class defines one possible value of a field and it's description This class is used by the Options class to implement a set of options | Class | org.apache.empire.commons | Apache Empire DB |
| Options | This class represents a list of possible values that are valid for a particular field. | Class | org.apache.empire.commons | Apache Empire DB |
| Options .InsertPos | Class | org.apache.empire.commons.Options | Apache Empire DB | |
| StringUtils | This class contains common functions for comparing and converting values of type String. | Class | org.apache.empire.commons | Apache Empire DB |