CODESYS is an exceptional PLC IDE that is the framework of many PLC IDEs on the market. If you have used Schneider, Beckhoff, or Wago’s PLC software you will find the CODESYS IDE quite familiar. In addition, the control logic complies with IEC 61131-3 which means that you can use ladder logic, function-block diagrams, sequential function charts, instruction lists, or structured text within your application.