Apache PDFBox - The Apache PDFBox™ library is an open source Java tool for working with PDF documents.
Emphatic by Connect365 - Custom social media marketing on automation
iTextPDF - iText offers flexible tools for PDF creation, editing and inspection.
Buffer for Instagram - Plan, track, and analyze your Instagram marketing
IronPDF - SDK for creating and editing PDFs.
CORA for iOS - Manage your social media automatically