PDF Stamp from Mgosoft is a professional PDF stamp creator or PDF watermark creator, which can help you stamp PDF files with images, text, graphic lines and rectangles. With the help of this stamp creator, you can annotate your PDF with custom stamps.
PDF Stamp is a powerful and useful tool which enables you to easily apply company logos, signatures, charts, page numbers, date and time, and contact information to PDF files.
This page covers the SDK edition: a software development kit that lets programmers add PDF stamping and watermarking to their own applications. Mgosoft also offers PDF Stamp as a desktop program and as a command-line tool.