What platforms are supported in GlassFish v2 UR1?

GlassFish v2 UR1 adds support for AIX and is available from the GlassFish downloads page. For a list of supported platforms, see the release notes. The release notes refer to Sun Java System Application Server 9.1 Update 1 (SJSAS), which is the Sun-supported counterpart to GlassFish v2 UR1. The information in the SJSAS release notes pertains to GlassFish v2 UR1.

MAC OS X is supported (by the community) as a platform for developing with GlassFish.

NOTE: For a good description of the differences between GlassFish and SJSAS, see How does GlassFish V2 differ from the Sun Java System Application Server 9.1?