| There are a number of user guidelines, documentations and learning examples that support the user of CityGML.
CityGML Users should know the following things
Software applications with CityGML export/import capability
First users have to check whether the software they are using today or in future supports CityGML.
- A list of Commercial Software with general CityGML support
- A list of Free Software with general CityGML support
- Sample CityGML files and WFSs for testing are available from different sources, see Examples and WFSs
Guidelines on CityGML capabilities of software systems
Guidelines for CityGML compatible modelling
Methods and tools to convert and create CityGML data
IFC data files can be converted into different file formats and create from different file formats and/or different product data models