Support for Excel 2013 Post author:paulm Post published:March 17, 2014 Post category:Release We have added a set of reports using the Excel XLSX format (in addition to the existing XLS format). These allow for better integration with Microsoft Office 2013 which expects all Excel documents to be in the XLSX format. You Might Also Like Australia and New Zealand March 13, 2017 Excel Reports – bells and whistles June 13, 2019 OTISS Version 1.3.2 April 17, 2011