{{< blocks/products/cells/cells-cloud-banner h1="Save Xlsb as XLTX" h2="Ruby library for saving Xlsb as XLTX" p="Use SaveAs API of Cells Cloud to create customized spreadsheet workflows in Ruby. Th......h1="Save XLSB as XLTX" h2="Ruby library for saving XLSB as XLTX"...professional solution to save XLSB as XLTX and other document formats...