The following categories exist on the wiki, and may or may not be unused. Also see wanted categories.
- CombinedHeatAndPowerPlant (0 members)
- BlockSize (0 members)
- SoftwareDocumentation (3 members)
- Pi (0 members)
- TestDataSet (0 members)
- State (0 members)
- Generator (3 members)
- EnergyStorageContent (0 members)
- Voxel (0 members)
- SourceCategory (0 members)
- Organisation (4 members)
- MetaQuantityValue (0 members)
- BetrachteterBereich (0 members)
- ImportOntologyModule (1 member)
- ProcessProfile (0 members)
- Mechanical (0 members)
- RoomUsage (0 members)
- Tera (0 members)
- OnshoreWindFarm (0 members)
- ElectricVehicle (3 members)
- Biogas (0 members)
- Gray (0 members)
- MaximumValue (3 members)
- TimeStampAlignment (0 members)
- PhotovoltaicCell (0 members)
- Abteilung (0 members)
- EnergyTransformation (14 members)
- GaseousSyntheticFuel (3 members)
- AreaUsageType (0 members)
- CompressedGasFuelRole (0 members)
- NuclearFission (0 members)
- SpeciesSubsetOntologyModule (0 members)
- GenerationTimeSeries (1 member)
- Charging (0 members)
- ScenarioBundle (0 members)
- ElectricityTransshipmentModel (0 members)
- OSWafa15d02b4055323aa0183f1baa7bddf (1 member)
- SequenceNumber (0 members)
- Candela (0 members)
- CollectionInterfaceHint (0 members)
- PassengerTrain (0 members)
- EnergyTransformationUnit (10 members)
- Markdown (0 members)
- PowerCapacity (3 members)
- DegreeCelsius (0 members)
- StateOfMatter (0 members)
- Pixel (0 members)
- CompressedGasTruck (0 members)
- CubicMeterPerKilogram (0 members)
- SpaceRequirement (3 members)