Jspreadsheet Pro and CE differ significantly in terms of capabilities and target applications. Jspreadsheet Pro is tailored to develop professional-grade applications, emphasizing enhanced performance and a comprehensive suite of spreadsheet-like features. It offers a high degree of compatibility with conventional spreadsheet software. It includes numerous browser-based extensions, such as XLSX file import/export, an extensive set of Excel-compatible formulas, data validations, floating charts, and more.