Zak is an open source property management system, build upon python, twisted and javascript. You can find more details here: http://zak.wubook.net/ http://it.zak.wubook.net/ To use ZaK you must install Twisted, Nevow and some python library. Please, see the official sites to read more details. To run ZaK, simply type: ~ twistd -noy gateway.py Actually alpha