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....Code39Standard ); \ # Save image to disk $builder -> save ( $dataDir ....-> QR ); \ # Save image to disk $builder -> save ( $dataDir ....