You can create XML data from a Microsoft Excel 2003 worksheet or workbook, but you'll need to do some manual steps to get the data to conform to valid XML format.

About Java plugin for extracting XML data from Actimize RCM and ActOne alerts to Excel format. This plugin will take an alert ID as input and generate a downloadable Excel file from the XML content.

Excel Web Queries makes entering XML data feeds from websites relatively easy. Still, you must copy and paste the XML URL address every time you want to create a new table in your spreadsheet ...