Seybold opened yesterday to a raft of product announcements.

SecureZone 5 for Apple's rack-mount OS X server Xserve and Mac OS X Server 10.2 was announced by extranet software company Grey Zone.

SecureZone 5 offers Xserve users features such as access control and content management.

Colour measurement and management firm GretagMacbeth announced ProfileMaker Professional 4.1, high-end colour management software for Mac OS X. The new version includes enhancements for profiling desktop and wide-format inkjet printers. It also addresses "yellow cast" issues.

Extensis debuted PrintReady, a Web-based system for preflighting, collecting, and submitting files for printed output. PrintReady runs on Mac 8.6 to 9.2.2.

Enfocus unveiled its free Certified PDF Reader, a plug-in for both Adobe Acrobat Reader and the full version of Adobe Acrobat. It checks whether a file is a Certified PDF and identifies the PDF profile used to preflight the file. It’s available for download.

Seybold runs at the Moscone Center in San Francisco until September 12.