
CODESYS Release & Teaser Notes
Control SL Deploy Tool
June 05, 2025
Latest version: 4.16.0.0
Fixed a bug where the creation of a new vPLC instance leads to a crash when the Virtual Safety package is not installed.
Control SL Extension Package
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
LicenseServer for Linux SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
TargetVisu for Linux SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Virtual Safe Control SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Virtual Control SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Edge Gateway for Linux
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for WAGO Touch Panels 600 SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for Raspberry Pi SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for PLCnext SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for PFC100 SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for Linux SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for Linux ARM SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for IOT2000 SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for BeagleBone SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
CodeMeter for Linux SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Installer
May 27, 2025
Latest version: 2.4.1
OPC DA Server SL
May 27, 2025
Latest version: 3.5.21.10
This version contains mainly bug fixes and some improvements in various product areas.
Control RTE SL
May 27, 2025
Latest version: 3.5.21.10
This version contains mainly bug fixes and some improvements in various product areas.
HMI SL
May 27, 2025
Latest version: 3.5.21.10
This version contains mainly bug fixes and some improvements in various product areas.
Control Win SL
May 27, 2025
Latest version: 3.5.21.10
This version contains mainly bug fixes and some improvements in various product areas.
Development System V3
May 27, 2025
Latest version: 3.5.21.10
This version contains mainly bug fixes and some improvements in various product areas.
Ladder
May 23, 2025
Latest version: 1.2.0.0
Adjustment of the execution order within a network.
In this version, the execution order within a network is the same as in LD FBD.
Simulation Interface
May 22, 2025
Latest version: 0.9.0.0
Preview version of the Simulation Interface for evaluation and integration in simulation tools (please contact sales): The Simulation Interface integrates CODESYS applications into machine simulations (Software-in-the-loop) by a toggle switch using OPC UA mechanisms.
Recipes
May 14, 2025
Latest version: 4.6.0.0
The code generation for a recipe definition has been further optimized for array of struct.
A few important bug fixes have been made.
IIoT Libraries SL
May 13, 2025
Latest version: 1.12.0.0
This version allows communicating with Azure IoT Hub via WebSocket proxies, provides a new library for accessing a Weather Forecast service, and includes maintenance of MQTT Client, AWS IoT Core Client, SNMP Service, Mail
Communication
May 13, 2025
Latest version: 4.6.0.0
Support for OPC UA Embedded Device Profile and conformant OPC UA Alarms
Visualization Support
May 07, 2025
Latest version: 4.6.0.0
A few important bug fixes and smaller improvements have been made.
Visualization
May 07, 2025
Latest version: 4.8.0.0
Besides some bug fixes and improvements this version contains the following new functionality:
- Alarmmanagement: Possibility to raise alarms programmatically
- Use real time clock of IEC context
- Automatic login for WebVisu using Chrome "Sign in automatically"
PROFIBUS
May 05, 2025
Latest version: 4.2.0.0
This version contains bug fixes.
Redundancy
April 24, 2025
Latest version: 4.2.0.0
Update with improvements and bug fixes!
SoftMotion
April 11, 2025
Latest version: 4.18.0.0
SoftMotion 4.18.0.0 is a service pack with several new features and improvements:
- Support for high precision digital cam switches with new function block SMCDigitalCamSwitchHighPrecision
- Additional Cam segment types modified sine and inclined sine
- Improved logging of errors and warnings for Robotics
- Improved SMC3_PersistPosition
- Numerous small improvements and bug fixes
- Automatic Reinit of drives
- Improved support for SoE (Servodrive over EtherCAT)
- New driver for Bosch Rexroth CtrlXDrive SoE
Automation Server Connector
April 10, 2025
Latest version: 1.36.0.0
Automation Server
April 10, 2025
Latest version: 1.36.0.0
This version contains numerous new features, including
- Comprehensive possibilities for creating and transferring certificate signing requests (CSR),
- Script driver documentation,
- Edge Gateway view as a filterable and configurable table,
- Overview of WebVisus in the “Visualization” section of the PLC details.
Control for PFC200 SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
Control for emPC-A/iMX6 SL
June 05, 2025
Latest version: 4.16.0.0
Update to runtime SDK V3.5 SP21 Patch 1
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".
Safety Extension
March 28, 2025
Latest version: 4.3.0.0
This version contains bug fixes and minor improvements.
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.
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.
LD FBD
January 29, 2025
Latest version: 4.6.0.0
This version contains bug fixes and minor improvements.
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
Git
January 15, 2025
Latest version: 1.7.0.0
Maintenance release containing bug fixes and usability improvements.
OPC UA PubSub SL
December 19, 2024
Latest version: 1.2.0.0
This version changes the encoding of array data types conforming to the specification and compatible with other OPC UA tools.
Library Documentation Support
November 25, 2024
Latest version: 4.6.0.0
This version contains bug fixes and minor improvements.
EtherNet/IP
November 15, 2024
Latest version: 4.7.1.0
This version brings the localization that was missing in V4.7.0.0
PROFINET
December 15, 2024
Latest version: 4.6.0.0
This version contains bug fixes and improvements.
It is a precondition for running ProfiSafe Host 2.6.
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.
Safety for EtherCAT Safety Module SL
August 29, 2024
Latest version: 4.4.0.0
This version contains bug fixes and minor improvements.
Security Agent
July 05, 2022
Latest version: 1.3.0.0
POU Visu Generator
June 25, 2024
Latest version: 1.0.0.0
The POU Visu Generator can generate visualizations from SFC and Ladder POUs. If a transition of a SFC POU is implemented as Ladder, a navigation into the Ladder transition and back to the SFC POU is generated. A great possibility to view SFC and Ladder diagrams within the visualization.
Package Designer
June 19, 2024
Latest version: 4.2.0.0
This version contains several bug fixes and minor improvements.
OPC UA Client API
July 08, 2024
Latest version: 1.1.0.0
This version extends read/write/subscribe support to arbitrarily nested data structures and fix all known bugs.
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.
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.
DNP3 SL
November 06, 2023
Latest version: 1.0.0.0
- This is the initial release for supporting the DNP3 protocol in CODESYS applications. The protocol can be configured and used through a new library for DNP3. A CODESYS Store Runtime product for Linux with at least version 4.10 is required for using DNP3.
- Known Limitations:
- configurator is not available, DNP3 can be used through an user-friendly library
- In this first release, only the usage of a CODESYS device as an outstation is supported.
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).
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.
Modbus
May 23, 2024
Latest version: 4.4.0.0
This version contains bug fixes and improvements.
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.
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.
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.
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".