Please see the links below regarding Novell's support for OpenXML
Other Vendors:
OpenOffice on Linux
· Novell enables Linux users to read and write Open XML documents in the OpenOffice.org application. The Novell solution is available today in multiple European and Asian languages.
· Linspire ships Linux desktop operating systems with the ability to read and write Open XML, as well as ODF and other formats.
· Xandros distributes end-to-end Linux solutions and will ship an Open XML – ODF translator in the upcoming release of its Xandros Desktop offering.
Gnumeric on Linux
· Gnumeric is a spreadsheet application. It can read and write Open XML and other formats. Gnumeric runs on Linux and is licensed under the GPL.
OpenOffice on Mac
More ODF-OpenXML translators on Linux
· Turbolinux is a leading Linux distributor in Asia, and has joined the SourceForge.net OSS project in order to help localize Open XML-ODF translators for Linux users in Japan and China.
Open Source Solutions on Windows
· SourceForge.net hosts an open source project to provide translators for interoperability between ODF and Open XML in Microsoft Office applications.
· PHP Excel is an open source project on Codeplex (an OSS project web site) that is creating a set of PHP classes to enable users to read and write Open XML spreadsheet files
OpenXML Writer from OpenXML.biz is a free open source text editor for Open XML files.
More applications supporting Open XML: - http://www.openxmlcommunity.org/applications.aspx