For all client machines accessing information through Rational System Architect XT:
Microsoft Windows XP (SP2), Windows XP (SP3), or Windows Vista SP1
Microsoft Internet Explorer 6.0 (or higher).
Mozilla Firefox 3.0 (or higher).
Java™ Runtime Environment Minimum version required is JRE 1.5. Older versions of the JRE render SVG diagrams incorrectly and cause them to display an Applet Loading message.
IBM JRE V5 and IBM JRE V6 are supported, but they are not required.
May have standard Rational System Architect installed, but it is not required.