Codesys 2.3.9 Download !new! Jun 2026

If your PLC isn't in the list when starting a new project, you haven't installed the vendor-specific target files.

Better stability for the communication gateway that links your PC to the physical PLC. How to Download Safely codesys 2.3.9 download

If you are starting a new project, do not use 2.3.9. Instead, download the latest CODESYS V3.5 (free for programming). However, here is a quick comparison: If your PLC isn't in the list when