Hii I am converting my Jasper to excel using the following code. JExcelApiExporter exporterXLS = new JExcelApiExporter(); exporterXLS.setParameter(JExcelApiExporterParameter.JASPER_PRINT,jsperPrintObject); exporterXLS.setParameter( JExcelApiExporterParameter.IS_DETECT_CELL_TYPE,Boolean.TRUE); exporterXLS.setParameter(JExcelApiExporterParameter.IS_WHITE_PAGE_BACKGROUND,Boolean.TRUE); exporterXLS.setParameter(JExcelApiExporterParameter.IS_FONT_SIZE_FIX_ENABLED,Boolean.TRUE); exporterXLS.setParameter(JExcelApiExporterParameter.IS_AUTO_DETECT_CELL_TYPE,Boolean.TRUE); exporterXLS.setParameter(JExcelApiExporterParameter.IS_ONE_PAGE_PER_SHEET,Boolean.TRUE); exporterXLS.setParameter(JExcelApiExporterParameter.OUTPUT_FILE_NAME,fileName + ".xls"); exporterXLS.setParameter(JExcelApiExporterParameter.OUTPUT_STREAM,output); In Ms excel output format is fine .But in Open office alignment get lost.. Is there any other things which i hve to add in Code in Order to get same out put in Open Office.? Thanking You Jim