- University of York home page
- Historical and cultural information about the city of York, provided by the University
- This is York from the Yorkshire Evening Press
- City of York Council for practical information about York
- York Weather Forecast (from UK Met Office)
- Povray - Ray tracing software used for the higher quality images.
- Jmol - Molecular visualision tools written in Java.
- VESTA - Crystal visualisation tool (free but closed source).
- XcrysDen - OpenGL based tool - simple to use for charge densities.
- CASTEP.org - Main CASTEP website.
- Matt Probert - CASTEP developer group member
- Phil Hasnip - CASTEP developer group member
- Stewart Clarke - CASTEP developer group member
- Chris Pickard - CASTEP developer group member
- Keith Refson - CASTEP developer group member
- Jonathan Yates - CASTEP developer group member
- Albert Bartok-Partay - CASTEP developer group member
- Matthew Segall - Former CASTEP developer group member
- Mike Payne - original CASTEP creator - now retired