• Windows Vista Business, Enterprise and Ultimate come with IIS 7
• Windows Vista Home Premium comes with IIS 7
• Windows Vista Home Edition does not support PWS or IIS
• Windows XP Professional comes with IIS 5.1
• Windows XP Home Edition does not support IIS or PWS
• Windows 2000 Professional comes with IIS 5.0
• Windows NT Professional comes with IIS 3 and also supports IIS 4
• Windows NT Workstation supports PWS and IIS 3
• Windows ME does not support PWS or IIS
• Windows 98 comes with PWS
• Windows 95 supports PWS
