What compilers does Pascal use?

Few Pascal compilers names are:

Name: Vector Pascal    Author: Glasgow University

Windows:  Yes             Unix-like: Yes

Other OSs: No

Name: GNU Pascal      Author: GNU Project

Windows:  Yes             Unix-like: Yes

Other OSs: Yes

Name: Microsoft Pascal      Author: Microsoft

Windows:  No                      Unix-like: No

Other OSs: Yes (MS-DOS)

Name: HP Pascal         Author: Hewlett-Packard

Windows:  No              Unix-like: No

Other OSs: Yes (OpenVMS)