(Actually there is a dynamic sub-feature of this technology, page templates which fields, which allows you to add extra pages with their own fields, but this feature is hardly ever used.)Ĭreating and filling this kind of forms nowadays is possible using a wide selection of options, desktop applications (Adobe's Acrobat being just one among many), web applications, and general purpose PDF libraries for many languages or platforms. forms for which the number and positions of fields is already fixed at form definition time. This technology only allows static forms, i.e. There actually are two major form technologies in use in PDFs: AcroForm forms and XFA forms.ĪcroForm forms are the original PDF forms technology conclusively specified in the PDF specification ISO 32000-1 (soon to be updated by part 2). That been said, the question itself is not very exact. First of all, software recommendations have meanwhile become off-topic on stack overflow, different stack exchange sites for that have been established since then.

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