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....Français Deutsch عربي 简体中文 Managing Tags and Custom Data Contents [ Hide...many parts—such as User Defined Tags—defined by ISO/IEC 29500. Custom...