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...."MailServer" , "Username" , "Password" ); // Get the attendees ...587 , "user@gmail.com" , "password" ); smtp . send ( msg ); System...