Soluling can localize Silverlight XAP files. Create a new Soluling project file for the selected Silverlight XAP file. Soluling scans the resource file extracting data to be localized. Translate the extracted data. Finally, let Soluling build localized Silverlight XAP files.
Learn more about Silverlight file localization.
File extensions: .xap
Developer's edition needed: Enterprise or Professional.