Native Java API that offers Document Automation & Assembly along with comprehensive report building, customization & generation features for popular formats....Writer: ODT, OTT Microsoft Excel®: XLSX, XLSM, XLTX, XLTM, XLSB, XLS...DOCM DOTX DOTM RTF XML ODT OTT XLSX XLSM XLTX XLTM XLSB XLS XLT...