CODESYS® Releases & Updates

CODESYS Release & Teaser Notes

Modbus

March 26, 2026

Latest version: 4.5.1.0

Single bugfix in context of CODESYS redundancy.

NetX

January 29, 2026

Latest version: 4.1.0.0

This version contains bug fixes.

PROFINET

January 21, 2026

Latest version: 4.7.2.0

This version corrects one internal error that prevents the version 4.7.0.0 and 4.7.1.0 to be used with CODESYS V3.5 SP22.

EDS Import

October 14, 2025

Latest version: 4.3.0.0

This version contains bug fixes.

EtherCAT

August 19, 2025

Latest version: 4.10.0.0

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.

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.

IO-Link SL

April 23, 2024

Latest version: 4.3.0.0

By serving as a gateway, this version enables proprietary add-ons to connect to IO-Link devices.

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.