| AnalysisI | An interface to analysis tool factory |
| ApplicationFactoryI | Interface class for Application Factories |
| DriverFactory | Base class for factory classes loading drivers |
| FTLocationFactory | A FeatureTable Location Parser |
| LocationFactoryI | A factory interface for generating locations from a string |
| MapFactoryI | A Factory for getting markers |
| ObjectBuilderI | Interface for an object builder |
| ObjectFactory | Instantiates a new Bio::Root::RootI (or derived class) through a factory |
| ObjectFactoryI | A General object creator factory |
| SeqAnalysisParserFactory | class capable of creating SeqAnalysisParserI compliant parsers |
| SeqAnalysisParserFactoryI | interface describing objects capable of creating SeqAnalysisParserI compliant parsers |
| SequenceFactoryI | This interface allows for generic building of sequences in factories which create sequences (like SeqIO) |
| SequenceProcessorI | Interface for chained sequence processing algorithms |
| SequenceStreamI | Interface describing the basics of a Sequence Stream. |
| TreeFactoryI | Factory Interface for getting and writing trees from/to a data stream |