Take a LibreOffice/OpenOffice document as your template and send a simple http request with the values you want to replace (with support for images and what you call 'repeatable parts'). The system will then return a link where you can pick up your generated pdf.
Take a LibreOffice/OpenOffice document as your template and send a simple http request with the values you want to replace (with support for images and what you call 'repeatable parts'). The system will then return a link where you can pick up your generated pdf.