| Name | Package | Description |
| DTD | com.wutka.dtd | Represents a parsed Document Type Definition |
| DTDAny | com.wutka.dtd | Represents the ANY keyword in an Element's content spec |
| DTDAttlist | com.wutka.dtd | Represents an ATTLIST declaration in the DTD. |
| DTDAttribute | com.wutka.dtd | Represents a DTD Attribute in an ATTLIST declaration |
| DTDCardinal | com.wutka.dtd | Represents the various cardinality values for a DTD item. |
| DTDChoice | com.wutka.dtd | Represents a choice of items. |
| DTDComment | com.wutka.dtd | Represents a comment in the DTD |
| DTDContainer | com.wutka.dtd | Represents an item that may contain other items (such as a
DTDChoice or a DTDSequence) |
| DTDDecl | com.wutka.dtd | Represents the possible values for an attribute declaration |
| DTDElement | com.wutka.dtd | Represents an element defined with the ELEMENT DTD tag |
| DTDEmpty | com.wutka.dtd | Represents the EMPTY keyword in an Element's content spec |
| DTDEntity | com.wutka.dtd | Represents an Entity defined in a DTD |
| DTDEnumeration | com.wutka.dtd | Represents an enumeration of attribute values |
| DTDExternalID | com.wutka.dtd | Represents an external ID in an entity declaration |
| DTDItem | com.wutka.dtd | Represents any item in the DTD |
| DTDMixed | com.wutka.dtd | Represents a mixed Element content (PCDATA + choice/sequence). |
| DTDName | com.wutka.dtd | Represents a named item in the DTD |
| DTDNotation | com.wutka.dtd | Represents a Notation defined in a DTD |
| DTDNotationList | com.wutka.dtd | Represents a notation declaration for an attribute |
| DTDParser | com.wutka.dtd | Parses a DTD file and returns a DTD object |
| DTDPCData | com.wutka.dtd | Represents the #PCDATA keyword in an Element's content spec |
| DTDProcessingInstruction | com.wutka.dtd | Represents a processing instruction in the DTD |
| DTDPublic | com.wutka.dtd | Represents an external Public ID in an entity declaration |
| DTDSequence | com.wutka.dtd | Represents a sequence in an element's content. |
| DTDSystem | com.wutka.dtd | Represents an external System ID in an entity declaration |