SetaPDF-Core
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.
Links:
Analyze
Analyze a PDF document for specific properties, such as e.g. encryption, text, images, fonts, colors or digital signatures.
Annotations
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.
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.
Images
Convert images to PDF files - also at a specific resolution. Or replace images in an existing PDF document.
Pages
See how to access, modify and/or delete pages or their properties (such as boundary boxes, size, rotation).