CPS 2.0 is not freeware. That said, Motorola offers a 30-day trial license bundled with the installer for evaluation. After 30 days, the software locks down to "demo mode" (view codeplugs but not write to radios).
Websites offering “Motorola Mototrbo CPS 2.0 crack” or “full version free download” come with serious risks: Motorola Mototrbo Cps2.0 Programming Software Download