Class Libraries & REST APIs for the developers to manipulate & process Files from Word, Excel, PowerPoint, Visio, PDF, CAD & several other categories in Web, Desktop or Mobile apps. Develop & deploy on Windows, Linux, MacOS & Android platforms....GridView in Xlsx, Xlsb, Xls, Txt, Csv, Ods. Funziona con tutte...GridView in Xls Esporta GridView in Txt Esporta GridView in Csv Esporta...