MEDUSA4 Personal is a free, powerful 2D/3D CAD package for Windows® and Linux® -
part of the MEDUSA4 family of CAD solutions. Companies wishing to use the software for business purposes can do so on a pay-per-result basis. The CSG eSERVICES portal unlocks MEDUSA4 Personal drawings for unlimited commercial use. This means that businesses do not have to pay for the software, only for using the results once these are commercially viable. Private, non-commercial use is completely free of charge.