Codesys 2.3.9 Download |work| May 2026

CODESYS V2.3.9

The official and most secure way to download (specifically version 2.3.9.35 and related patches) is through the CODESYS Store or authorized hardware manufacturer portals. Because CODESYS V2.3 is a legacy system, it is often distributed by hardware partners alongside their specific "Target" files. Official Download Sources

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Example direct search:

Go to Wago’s download center → Filter by software → “WAGO-I/O-PRO CAA V2.3.9.xx (full installer)”. codesys 2.3.9 download

The CODESYS Group maintains an archive legacy portal. You can sometimes find the installer through: CODESYS V2