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....Load Eml, html, mhtml, msg, and dat files mail_message = MailMessage...load ( data_dir + "message.mhtml" , MhtmlLoadOptions ()) MailMessage...