September 3-6, 2007 A workshop on XD2006 will take place in Park-Hotel San Michele, Martina Franca, ITALY, 3-6 September, 2007.

October 4, 2006 A new version of XD, called XD2006 is now released. Please see the Introduction to XD2006 for further details. Version 4.10 of the program is no longer available.

August 16, 2003 This site is finally up !!! What do you think ?  Please, e-mail us any comments and suggestions you might have.

July 24, 2003 XD version 4.10 is released. Registered users can proceed to Download section to obtain the distribution