The program source code is available at Github.
The stand alone downloads provide the complete python environment with the GridCal software installed. The windows version provides the typical setup, whereas the Linux version is a folder with the executable structure.
Note: The standalone downloads are likely to be outdated, so once you install them, upgrade the software with the UpgradeGridCal scripts provided.
Install GridCal in your local python distribution
These commands will download and install GridCal in the python 3 distribution recognised by your system.
Windows: pip install GridCal
Linux/OSX: pip3 install GridCal