Who made this and how can I contribute.

Hi, a few months ago I started to play modern games that require an xbox controller (before I just played old games). I got to know this software just searching on google and I´ve been using it for months with surprisingly good results. I can use any controller I want and change the controls (many games dont allow you to do that).

But on the webpage where I got it I don´t see any developer sign or any PayPal contribute button or something. I don´t even know how did I end up on this forum but...

Who made this and how can I contribute.