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....$message -> setHtmlBody ( "<b>This line is in bold.</b> <br/> <br/>"...<br/>" . "<font color=blue>This line is in blue color</font>" ); \...