CODESYS® Releases & Updates

CODESYS Release & Teaser Notes

Virtual Safe Control SL

18. Juni 2026

Aktuellste Version: 4.21.0.0

  • Update to runtime SDK V3.5 SP22 Patch 1
  • Support of EWF licensing containers
  • XDP support of Ethercat and Profinet on x86 systems
  • Execution of Linux-based SL runtimes with specific user rights, not generic root access
  • Rework with various improvements of SL Deploy Tool
  • Integration of performance and support report via plc shell command

Safety SIL2

02. Juni 2026

Aktuellste Version: 3.5.22.10

New release of CODESYS SIL2, based on standard CODESYS V3.5 SP22 Patch 1. This is the first LTS release, providing security updates for 6 years — a key enabler for CRA compliance. Adopting this version establishes a solid foundation for meeting Cyber Resilience Act requirements.

Safe Control Core

20. Januar 2026

Aktuellste Version: 4.2.0.0

This update introduces FSoE Master support, improved diagnostics, and time provider redundancy functions.

Safety Support

17. November 2025

Aktuellste Version: 4.1.0.0

New version enhances the SubNodeCom library to provide more detailed and precise diagnostic information.

Safety Extension

17. Juni 2025

Aktuellste Version: 4.4.0.0

Bug fix version for a more robust online communication with CODESYS Safety Extension.

Safety for EtherCAT Safety Module SL

29. August 2024

Aktuellste Version: 4.4.0.0

This version contains bug fixes and minor improvements.

Safety

14. September 2020

Aktuellste Version: 4.1.6.1

Safety certificate update to cover the new versions of the safety norms IEC 62061:2021 and ISO 13849:2023