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....string outPng_WithAlpha_Back_White = Path . Combine ( outputFolder...outputFolder , "output_WithAlpha_Back_White.png" ); string outPng_WithA...