The downloadable file is original. It has not been modified in any way.
File: amd-app-sdk-v2.5-windows-32.exe Size: 117 MB MD5: b9c17deb0011862354a3f33785f210a2 Last checked: May 23, 2023.
PhysX SDK is proprietary, multi-platform, realtime physics engine middleware.
ATI Tray Tools is a small utility that can be found in the windows tray.
JAI SDK provides a common GenTL and GenICam-based control interface.