CODESYS® Releases & Updates

CODESYS Release & Teaser Notes

Modbus

August 04, 2025

Latest version: 4.5.0.0

This version will support the CODESYS Redundancy add-on.
Moreover it includes the support for network redundancy by the client, given that the servers support more than one connection.
It also contains bug fixes and minor improvements.

PROFINET

June 10, 2025

Latest version: 4.7.0.0

This version contains bug fixes.

PROFIBUS

May 05, 2025

Latest version: 4.2.0.0

This version contains bug fixes.

CANopen Manager SL

January 27, 2025

Latest version: 4.3.0.0

This version was triggered by a major bug (CANOPEN-254) and will include some other bug fixes and improvements.

CANopen Device SL

January 27, 2025

Latest version: 4.3.0.0

This version was triggered by a major bug (CANOPEN-254) and will include some other bug fixes and improvements.

EtherCAT

January 16, 2025

Latest version: 4.9.0.0

Maintenance version with bug fixes and minor improvements.
Support of EtherCAT IO-Link Gateways Festo CPX-AP-I-4IOL and CPX-AP-A-4IOL

EtherNet/IP

July 23, 2025

Latest version: 4.8.0.0

Besides bug fixes and improvents, this version will bring a network overview page with all connections of all adapters.

EtherNet Adapter

March 28, 2023

Latest version: 4.2.0.0

This version adds language support for Turkish and Portuguese and contains a bugfix.

EDS Import

April 09, 2024

Latest version: 4.2.0.0

This version contains bug fixes and improvements.

BACnet SL

December 06, 2023

Latest version: 2.0.0.0

Support new functionality standardized in BACnet standard ASHRAE 135-2020 and protocol revision 25.