Microsoft® Excel® Spreadsheet Viewing Solution

View Excel and OpenOffice™ spreadsheets with free cross-platform Apps and APIs

Free Online App for Excel Viewing

View and convert Excel XLS, XLSX, XLSB, XLT, XLTX, XLTM, XLSM and ODS files from your favorite web browser

High Code APIs to View Spreadsheet as Image or HTML

Native APIs to view Excel & OpenOffice spreadsheets using .NET Core, Xamarin, Java, C++, Android, Node.js, PHP & Python