1)   Just Forms PDF : Java PDF Library 1.1
The JustFormsPDF library is a Java class library for filling or editing interactive PDF forms on-the-fly. This PDF library requires no other packages to be installed and will run easily from any Java project including JSP, Servlets and EJB.

 2)   Siberix PDF Library 5.0
Siberix PDF Library is a pure C# component for .NET designed to create industry standard PDF files. It provides a variety of methods to format text, create complex layouts, draw geometric figures and paths, insert images and other objects.

 3)   Siberix Report Writer 3.0
Siberix Report Writer is an advanced reporting solution which allows to create the entire PDF document dynamically or define it in XML including Sections, Headers, Footers, TOC, Page and Line numbering, Cross-References and other elements.