While the built-in CODESYS runtime supports key protocols, there are features within the CODESYS IDE that may not be supported. These include:
| Category | Feature | Note |
| Communication | OPC UA features | Similar features already exist in EasyBuilder Pro |
| Network Variable List | Similar features already exist in EasyBuilder Pro | |
| Visualization | CODESYS TargetVisu | Visualization handled via EasyBuilder Pro |
| CODESYS WebVisu | Visualization handled via EasyBuilder Pro | |
| CODESYS HMI | Visualization handled via EasyBuilder Pro | |
| System Features | Alarm Configuration (Alarm Manager) | Similar features already exist in EasyBuilder Pro |
| Redundancy Configuration | Can be implemented programmatically | |
| Motion Control | SoftMotion | Not supported |
| Libraries | CODESYS IIoT Libraries SL | Similar features already exist in EasyBuilder Pro |
| CODESYS OPC UA Client SL | Similar features already exist in EasyBuilder Pro | |
| CODESYS OPC UA Server SL | Similar features already exist in EasyBuilder Pro | |
| CODESYS Safety for EtherCAT Safety Module SL | Not supported | |
| Extensions | Add-ons from CODESYS store | Not supported |