1)   e-PDF Document Converter 2.1
create pdf from any application with pdf writer and pdf creator, convert word, doc, rtf, ppt, xls, tiff documents to PDF file, batch convert word to PDF files, word to pdf converter, e-PDF Converter and Creator Printer can create PDF file easily.

 2)   pdf stamp command line 2.3
PDF Stamp is an advanced product that enables you to stamp content into a PDF document. Besides images, texts and graphics, PDF Stamp is able to add links and notes. PDF Stamp (PDF Watermark) is easy to use. it does NOT need Adobe Acrobat software.

 3)   CIB pdf brewer 2.3.12-5.3.210
Generates free PDF from all Windows applications (capable for servers) with file size optimization, fontembedding, PDF encryption, watermarks and hyperlinks. Allows joining of PDF documents and PDF attachments. An API is available for developers.