CODESYS Release & Teaser Notes
Base Libraries
April 02, 2025
Latest version: 4.1.0.0
This version can be used without references of to-be-discontinued CAA libaries, and contains optimizations of "Element Collections".
Control Win SL
March 18, 2025
Latest version: 3.5.21.0
Service packs for CODESYS V3 are released at annual intervals and include numerous improvements and bug fixes.
HMI SL
March 18, 2025
Latest version: 3.5.21.0
Service packs for CODESYS V3 are released at annual intervals and include numerous improvements and bug fixes.
Edge Gateway for Windows
March 18, 2025
Latest version: 3.5.21.0
Service packs for CODESYS V3 are released at annual intervals and include numerous improvements and bug fixes.
OPC DA Server SL
March 18, 2025
Latest version: 3.5.21.0
Service packs for CODESYS V3 are released at annual intervals and include numerous improvements and bug fixes.
Development System V3
March 18, 2025
Latest version: 3.5.21.0
Service packs for CODESYS V3 are released at annual intervals and include numerous improvements and bug fixes.
Control RTE SL
March 18, 2025
Latest version: 3.5.21.0
Service packs for CODESYS V3 are released at annual intervals and include numerous improvements and bug fixes.
Control RTE SL (for Beckhoff CX)
March 18, 2025
Latest version: Version 3.5.21.0
Service packs for CODESYS V3 are released at annual intervals and include numerous improvements and bug fixes.
Installer
January 30, 2025
Latest version: 2.4.0
This version contains bug fixes and minor improvements.
Git
January 15, 2025
Latest version: 1.7.0.0
Maintenance release containing bug fixes and usability improvements.
Library Documentation Support
November 25, 2024
Latest version: 4.6.0.0
This version contains bug fixes and minor improvements.
Edge Gateway for Linux
December 04, 2024
Latest version: 4.14.0.0
Application Composer
November 14, 2024
Latest version: 4.3.2.0
UML
July 23, 2024
Latest version: 4.4.0.0
Last maintenance release before start of the service phase.
Trace
May 07, 2024
Latest version: 4.2.0.0
The CODESYS Trace supports automation of workflows using the scripting api of CODESYS. A new scripting driver for the trace is available allowing to create traces, configure them by adding variables and to control recording of the trace when online.
Test Manager
October 05, 2023
Latest version: 5.1.0.0
Created the possibility for device manufacturers which use their own licensing mechanisms for the engineering environment to integrate the CODESYS Professional Developer Edition into their systems.
String Libraries
June 23, 2023
Latest version: 4.0.0.0
New libraries for time efficient handling of UTF-8 strings and very long strings. Useful for processing web contents and text files.
Static Analysis
April 24, 2024
Latest version: 5.0.0.0
This is a major release of the Static analysis addressing a number of use cases. The overall goals were to provide feedback as early as possible during development of an application and to greatly reduce the reporting of false positive rule violations.
SFC
December 19, 2023
Latest version: 4.3.0.0
This version contains bug fixes and improvements.
Scripting
July 26, 2023
Latest version: 4.1.0.0
This is a maintenance release fixing a number of issues with scripting. The included IronPython version is updated to 2.7.12.
Redundancy
July 24, 2023
Latest version: 4.1.0.0
This is a maintenance release.
Package Designer
June 19, 2024
Latest version: 4.2.0.0
This version contains several bug fixes and minor improvements.
Mass Licenser
August 08, 2024
Latest version: 1.1.0.0
Support of Application Based Bundle-Licenses
Memory Tools
April 25, 2024
Latest version: 4.1.0.0
The usage of the memory tools is supported for core dumps.
Core Dump
April 29, 2024
Latest version: 4.2.0.0
This version contains bug fixes and minor improvements.
Library Dependency Inspection
September 26, 2024
Latest version: 1.1.0.0
This release fixes the problem that projects may get modified on opening, when they use libraries from Inspection-supporting library addons (currently CODESYS Base Libraries, CODESYS String Libraries).
LD FBD
January 29, 2025
Latest version: 4.6.0.0
This version contains bug fixes and minor improvements.
Ladder
October 24, 2024
Latest version: 1.1.0.0
This version contains bug fixes and minor improvements.
CFC
July 08, 2024
Latest version: 4.4.0.0
This version contains bug fixes and minor improvements.
Code Generator TriCore
February 24, 2023
Latest version: 4.0.1.0
This is a maintenance release fixing known issues for the usage of packed data structures. Furthermore, the usage of the FPU can be disabled explicitly for devices.
Code Generator LoongArch64
March 27, 2024
Latest version: 1.0.1.0
Comparisons with REAL values returned incorrect results in certain cases. An update is recommended for all customers to avoid unexpected behaviors of applications.
Code Generator Cortex M3
May 23, 2023
Latest version: 4.0.1.0
Improved support for Clang / LLVM EABI.
Code Generator ARM64
May 23, 2023
Latest version: 4.0.1.0
Improved support for Clang / LLVM EABI
Code Generator ARM
May 24, 2023
Latest version: 4.0.3.0
Improved support for Clang / LLVM EABI.
RISC Front End
January 30, 2024
Latest version: 4.0.2.0
Fixed issues in certain cases when using pack_mode attribute on ARM based devices.
Profiler
October 09, 2023
Latest version: 2.2.0.0
Application Composer Single License
October 05, 2023
Latest version: 4.3.1.0
Update of "CODESYS Application Composer Single License" only, no functional changes. This update is necessary for running "CODESYS Application Composer" (any version) in SL-mode on any new CODESYS versions starting with V3.5 SP19 Patch 3. It cannot be used with older CODESYS versions. For using "CODESYS Application Composer" with older CODESYS versions, use the old "CODESYS Application Composer Single License".