MS SharePoint - Share, organize, and discover information with Microsoft SharePoint. Learn about SharePoint Online, OneDrive for Business, and Apps for SharePoint
Apache PDFBox - The Apache PDFBox™ library is an open source Java tool for working with PDF documents.
NemakiWare - NemakiWare is an Open Source CMIS-compliant platform for document management.
iTextPDF - iText offers flexible tools for PDF creation, editing and inspection.
Mayan EDMS - Document management without the headaches.
IronPDF - SDK for creating and editing PDFs.