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....such as EML, EMLX, HTML, ICS, MHT, MHTML, MSG, OFT, OST, PST, TIFF...control how resources (like images and attachments) are handled...