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Exchanging messages between processes

4D v15 R5 introduces a new, simple and powerful way to exchange information between processes and also between processes and forms. This feature is based upon an asynchronous messaging system that allows processes and forms to be called and asked to execute methods with parameters in their own context.

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Single Sign On (SSO)

For our customers running client-server applications on Windows, it is possible with 4D v15 R5 to enhance the end-user experience by using the Single Sign On feature, which basically allows your end-user logged into the system to also use their 4D application without being asked to re-enter any login/password.