This is a video demo of the Offidocs app OffiXLS ( http://www.offidocs.com/index.php/create-xls-online ), whose main features are: - XLS spreadsheets editor to create, edit and view these kind of files written using OpenOffice Calc, LibreOffice Calc or Microsoft Excel. - Styles management with different font sizes, font colours and background colours. - Insert and delete multiple objects: columns, rows, tables or images. - Search for texts. - Spreadsheet functions. - Advanced find & replace functionalities with regular expressions and special characters. - Export to PDF from XLS. - Formats supported are the standard .ods but OffiXLS can also open some formats among the list depicted in the LibreOffice official documentation: - Microsoft Excel 97/2000/XP (.xls) - Microsoft Excel 4.x-5.0/95 (.xls) - Microsoft Excel 2007 XML (.xlsx) - LibreOffice ODF spreadsheet (.ods) - OpenOffice ODF spreadsheet (.ods)