This project is intended to distribute ESP-r packages for linux distribution (debian for beginning) ESP-r is an integrated energy modelling tool for the simulation of the thermal, visual and acoustic performance of buildings and the energy use and gaseous emissions associated with associated environmental control systems. In undertaking its assessments, the system is equipped to model heat, air, moisture and electrical power flows at user determined resolution. License: GPL-2+ ESP-r is free software. You can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version two of the License, or (at your option) any later version. The packaging of ESP-r is under GPLv2+