**Source format**: Microsoft Excel Open XML Spreadsheet (xlsx) - **Primary Conversions**: ['epub', 'mobi', 'azw3', 'eps', 'xps', 'tex', 'ps', 'pcl', 'pdf', 'xls', 'xlsx', 'xlsm', 'xlsb', 'ods', 'xl......Spreadsheet (xlsx) - **Primary conversions**: ['epub', 'mobi', 'azw3'...'json', 'xml'] - **Secondary conversions**: ['tiff', 'tif', 'jpg'...