org.hibernate
Interfaces 
Cache
Criteria
EntityNameResolver
Filter
Interceptor
LobHelper
Query
ScrollableResults
Session
Session.LockRequest
SessionFactory
SessionFactoryObserver
SQLQuery
SQLQuery.FetchReturn
SQLQuery.ReturnProperty
SQLQuery.RootReturn
SQLQueryResultMappingBuilder
SQLQueryResultMappingBuilder.ReturnsHolder
StatelessSession
Transaction
TypeHelper
Classes 
CacheMode
ConnectionReleaseMode
EmptyInterceptor
EntityMode
FetchMode
FlushMode
Hibernate
LockMode
LockOptions
ReplicationMode
ScrollMode
SQLQueryResultMappingBuilder.ScalarReturn
Version
Exceptions 
AnnotationException
AssertionFailure
CallbackException
DuplicateMappingException
HibernateException
InstantiationException
InvalidMappingException
JDBCException
LazyInitializationException
MappingException
MappingNotFoundException
NonUniqueObjectException
NonUniqueResultException
ObjectDeletedException
ObjectNotFoundException
OptimisticLockException
PersistentObjectException
PessimisticLockException
PropertyAccessException
PropertyNotFoundException
PropertyValueException
QueryException
QueryParameterException
QueryTimeoutException
SessionException
StaleObjectStateException
StaleStateException
TransactionException
TransientObjectException
TypeMismatchException
UnknownProfileException
UnresolvableObjectException
WrongClassException