Winsoft Controller 1.1 for Delphi/C++ Builder 6 - 10.4 Full Source
Delphi and C++ Builder component that allows applications to receive input from the Xbox Controller.
uses Windows XInput API
available for Delphi/C++ Builder 6 - 10.4 and Lazarus 2.0.8
source code of component is included in registered version
royalty free distribution