EUSurvey is also available in an open-source software version. It is supplied free of charge under the EUPL (European Union Public Licence). It was developed by the Commission's Directorate General for Informatics under the ISA (Interoperability Solutions for European Public Administrations) programme.
EUSurvey's open-source software can be installed anywhere as a stand-alone application.
To download EUSurvey and its OSS version and obtain further information about it, consult the EUSurvey pages on JOINUP:https://joinup.ec.europa.eu/software/eusurvey/home