This article focuses specifically on SHA-256 and its compatibility with various software platforms and operating systems. As a general rule, SHA-256 is supported on OS X 10.5+ and Windows XP SP3+.
This page contains the list of GlobalSign Intermediate Certificates by Product Type for the following products: AlphaSSL, DomainSSL, OrganizationSSL, ExtendedSSL, CloudSSL, AATL, CodeSign, EV CodeSign, PersonalSign.