For developers and installation all relevant information can be found [here](https://github.com/votca/votca/blob/master/share/doc/INSTALL.md) For other questions, we provide an email list: [google group](https://groups.google.com/forum/?hl=de#!forum/votca-xtp) and a slack channel: [Slack](https://votca.slack.com/messages/C7XVBE9EG/?) At the moment we are also working on a manual: [Manual](http://doc.votca.org/xtp-manual.pdf) The development of VOTCA is mainly funded by academic research grants. If you use this package, please cite the VOTCA papers: * Microscopic simulations of charge transport in disordered organic semiconductors V. Ruehle, A. Lukyanov, F. May, M. Schrader, T. Vehoff, J. Kirkpatrick, B. Baumeier and D. Andrienko J. Chem. Theo. Comp. 7, 3335-3345 (2011) * Versatile Object-oriented Toolkit for Coarse-graining Applications, V.Ruehle, C. Junghans, A. Lukyanov, K. Kremer, D. Andrienko, J. Chem. Theo. Comp. 5 (12), 3211 (2009) In case of questions, please post them in the google discussion group for votca at http://groups.google.com/group/votca-xtp You can contact the VOTCA Development Team at email@example.com.