https://www.tinkercad.com/
www.indusoft.com.br/mainpage.php?aricleid=14&type=download/iws/scada/software/demo/trial/HMI
www.altus.com.br/ftp/Public/Portugues/Produtos/Mtool/01%20Software/MT8200%20-%20MasterTool%20IEC/Software/Setup.exe