The SetaPDF-Core component is the root of all other SetaPDF components. See how you can interact with PDF documents on a low level in pure PHP.
Analyze a PDF document for specific properties, such as e.g. encryption, text, images, fonts, colors or digital signatures.
Some demos for low-level access to the canvas object of a page or XObject.
See how to access and modify a PDF documents bookmark outline.
PDFs can have various types of annotations. See how to access, create and edit them here. For example: extract comments, modify links or flatten annotations.
Convert images to PDF files - also at a specifc resolution. Or replace images in an existing PDF document.
See how you can do more general tasks on a PDF documents such as access or modify metadata or attachments. You also can remove digital signatures or usage rights.
See how to access, modify and/or delete pages or their properties (such as boundary boxes, size, rotation).