Michael Schnell wrote

Yep. Here you need to do a server and a client and it does not seem to

"client/server" is just a term used for communications. You could use pipes too.

use "procedure .... message". But In Delphi/Windows you don't need to create a server. Just using "procedure .... message" is enough o receive

Well that "message" feature is Windows technology, and Delphi was designed ONLY for Windows, so obviously it's not going to be the same on other platforms. IPC is an alternative to accomplish a similar task, and it works on multiple platforms.