Aspose.PDF FOSS برای Go

doc, _ := pdf.Open("input.pdf")
pages, _ := doc.Split()
for i, p := range pages {
    p.Save(fmt.Sprintf("page%03d.pdf", i+1))
}
doc2, _ := pdf.Open("file2.pdf")
doc.Append(doc2)
doc.Save("merged.pdf")

doc, _ := pdf.Open("input.pdf")
doc.SetEncryption(pdf.EncryptionOptions{
    UserPassword:  "userpass",
    OwnerPassword: "ownerpass",
    Permissions:   &pdf.Permissions{AllowPrint: true, AllowCopy: true},
})
doc.Save("restricted.pdf")

doc, _ := pdf.Open("template.pdf")
text := doc.Form().Field("name").(*pdf.TextBoxField)
text.SetValue("Jane Doe")
check := doc.Form().Field("subscribe").(*pdf.CheckboxField)
check.SetChecked(true)
radio := doc.Form().Field("plan").(*pdf.RadioButtonField)
radio.Options()[1].SetSelected(true)
doc.Save("filled.pdf")

doc, _ := pdf.Open("input.pdf")
page, _ := doc.Page(1)
chapter := pdf.NewOutlineItemCollection(doc)
chapter.SetTitle("Chapter 1")
chapter.SetBold(true)
chapter.SetDestination(pdf.NewDestinationXYZ(page, 0, 800, 1.0))
doc.Outlines().Add(chapter)
doc.Save("with_bookmarks.pdf")