DirectX Diagnostic Tool is described as 'DxDiag ("DirectX Diagnostics") is a diagnostics tool used to test DirectX functionality and troubleshoot video- or sound-related hardware problems. DirectX Diagnostic can save text files with the scan results' and is a system information utility in the os & utilities category. There are more than 25 alternatives to DirectX Diagnostic Tool for a variety of platforms, including Windows, Linux, Mac, BSD and Android apps. The best DirectX Diagnostic Tool alternative is HWiNFO (32/64). It's not free, so if you're looking for a free alternative, you could try HWiNFO (32/64) or Speccy. Other great apps like DirectX Diagnostic Tool are Neofetch, Hardinfo, SIW and lshw.