I've seen QCAD some time ago, but what i wish is really a "copy" of AutoCAD, as Ooo for M$ Office. I work with Architectural / Engineering, so 3D drawings isn't really necessary. But the DWG file format is... In addiction: i wish to do the same question about 3DSMAX. It runs under Linux? Have any alternatives? Thanx to everyone that reply my question... Artur Sampaio