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License key


This functionality is available starting with Workflow Engine 9.0.0.

To obtain a key for earlier versions of Workflow Engine, please email the Sales Department at

The procedure for obtaining a license or trial key is simple and consists of the following steps:

  1. You must install and run Workflow Engine. For information on how to start Workflow Engine, see this section of the documentation.

  2. Get information about the installed copy through Workflow Designer:

    1. Open Workflow Designer in your browser.

    2. Select Menu -> Instance Info:

      Instance info menu

    3. The information about the installed Workflow Engine will be copied to the clipboard (if your browser supports the clipboard feature) and displayed in the browser console:

      Instance info

  3. Send information about the installed copy of Workflow Engine from the clipboard or browser console to the Sales Department at

    Example of information about a running Workflow Engine:

    "data": "{\"processArchitecture\":\"Arm64\",\"frameworkDescription\":\".NET 6.0.12\",\"osArchitecture\":\"Arm64\",\"osDescription\":\"Darwin 22.4.0 Darwin Kernel Version 22.4.0: Mon Mar 6 20:59:28 PST 2023; root:xnu-8796.101.5~3/RELEASE_ARM64_T6000\",\"macAddress\":\"BEB050D33178\"}",
    "hash": "ZQSh2EOw8Iio6p9L01l82oMqjU7d72LdGrO3qg7RrIU05c7FJm6bAL6IiElZEprimiDpyJwPsU4EHFmgKIYN+Q=="
  4. Once you get the key, you can activate it using the following code (the code must be called before starting Workflow Engine):

    WorkflowRuntime.RegisterLicense("your license key text");