If you are managing SharePoint Server 2010 or SharePoint Foundation 2010 and want to make them available in more languages, the Office localization teams has just released Language Packs for Welsh, Serbian Cyrillic and Bosnian Latin.
Language packs enable creation of sites and site collections in multiple languages without requiring separate installations of SharePoint Server 2010 or SharePoint Foundation 2010. Multiple language packs can be installed on the same server.
The new languages are available for download here:
For detailed usage information, visit the following sites: