A binary installer for OpenSolaris 2008.11 is uploaded and available for use. Any problems could be reported to sivakumar AT sun DOT com
Zimbra official release notes and documentation can be found at http://www.zimbra.com/community/documentation.html
Find it on the download page!
5.0.6 ppc builds for Mac OSX have been posted.
32bit and 64bit binaries for ZCS 5.05 (Opensource edition) have been posted in the downloads area.
ZCS 5.0.5 FOSS Mac OS X v10.4 PPC Binary is now available in the downloads section!