We have written the Exclusive Hadronic Monte Carlo Event (ExHuME) generator. ExHuME implements the perturbative QCD calculation of Khoze, Martin and Ryskin of the process pp-> p+X+p, where X is a centrally produced colour singlet system.
@article{arxiv.hep-ph/0502077,
title = {ExHuME: A Monte Carlo Event Generator for Exclusive Diffraction},
author = {J. Monk and A. Pilkington},
journal= {arXiv preprint arXiv:hep-ph/0502077},
year = {2009}
}