Latest Process Explorer versions that work on old Windows versions

Windows versionProcess Explorer versionNotes
Windows NT 3.51HandleEx 2.1requires handle.sys from HandleEx 1.22
Windows 95Process Explorer 10.06requires Internet Explorer 4 and WinSock 2
Windows 98Process Explorer 11.11
Windows MEProcess Explorer 11.11
Windows NT 4Process Explorer 11.33Performance tab in process Properties crashes versions newer than 9.25, versions 11.32 and 11.33 don't show tooltips over graphs
Windows 2000Process Explorer 12.04