The CCDC produces some software that is accessed as a service hosted by the CCDC in Cambridge. To access these services please click on the links or icons below.

IsoStar - provides rapid access to knowledge about the intermolecular interactions formed by a wide variety of chemical groups. Access to IsoStar is available to those with a licence for the Cambridge Structural Database System.

The public IsoStar server may be accessed at 

CSD teaching subset - this interactive demo allows you to browse through all of the 750+ entries in the CSD Teaching Subset using the WebCSD interface. When used in conjunction with our teaching material, a number of example teaching exercises can be completed.

The Teaching Subset may be viewed at


WebCSD - is the online portal to the Cambridge Structural Database, featuring access to the latest CSD data and an intuitive interface for easy access to rapid searching functionality. Access to WebCSD is available to those with an unlimited site licence for the Cambridge structural Database System. 

The public WebCSD server may be accessed at