The main software developed by the Center is the open source Quantum Monte Carlo program QMCPACK ( Questions about this software can be sent to the Center members but for suitable topics we prefer public questions on the QMCPACK Google Group (

QMCPACK is primarily interfaced with Quantum ESPRESSO ( for solid state calculations and GAMESS for molecular calculations ( Recently it is interfaced with Quantum Package ( from the Laboratoire de Chimie et Physique Quantiques, Universite Paul Sabatier, Toulouse.