Release CODESYS V3.5 SP15

CODESYS V3.5 SP15 was released and is now available for download in the CODESYS Store.

The new version is now available for download from the CODESYS Store.

OEM customers (device manufacturers who offer devices programmable with CODESYS) can download the corresponding release document from the CODESYS Customer Portal or get the release information (inlcuding release notes) in the CODESYS JIRA database.

A detailed overview of all new features and improvements can be found in the features & improvements presentation.

Overview of the main features:

CODESYS Engineering

  • CFC: Update of the editor with some substantial application optimizations
  • Compiler versions now in separate plug-ins
  • Signing of libraries
  • Converter for CODESYS V2.3 objects (32 bit plug-in): as free package in the CODESYS Store


  • CODESYS Edge Gateway: Installable Plug-in for Windows and Linux
  • New SoftPLC in the CODESYS Store: CODESYS Control for PLCNext SL
  • Update of available SoftPLCs in the CODESYS Store:
    • CODESYS Control for Linux SL: Licensing via SoftContainer
    • CODESYS Control for emPC SL: Multicore Support
    • CODESYS Control for Raspberry Pi SL: SoftMotion license removed
  • In preparation: CODESYS OPC UA Client
  • Update of the CODESYS Control Runtime System in the CODESYS Online Help
  • VxWorks: Improvements in the configuration and use of hardware timers, in particular the use of multicore
  • Update of CmpOpenSSL to OpenSSL version 1.1.1 (requires use of C99)
  • IecVarAccess: Significant improvements in read/write access

CODESYS Visualization

  • Alarm filtering by variable
  • ComboBox with dynamic text lists
  • Trace and trend improvements

CODESYS Motion CNC Robotics

  • Numerous new drivers available for common drives
  • Completion of robotics functionality, e.g. improvements in path fidelity, blending, and multicore support

CODESYS Fieldbus

  • Comprehensive improvement of integrated diagnostics
  • CODESYS PROFINET: Controller/Device Protocol Conformance Test, detection of firewall problems
  • CODESYS CANopen: Stack for CODESYS Redundancy Toolkit


  • CODESYS Qualification Kit (for SIL3 Package)
  • CODESYS F-Device
  • Update CODESYS Safety for EtherCAT Safety Module