More language packs for MOSS 2007 are now available for download : Czech, Dutch, French, German, Greek, Hebrew, Hungarian, Italian, Polish, Portuguese.
Language packs enable creation of SharePoint sites and site collections in multiple languages without requiring separate installations of SharePoint Server 2007. Multiple language packs can be installed on the same server. Application of a Language Pack will not change the language of the installed Office server product SKU, or the language of the administrative features.
Download : Microsoft.com