Itext is a library that allows you to generate pdf files on the fly. the itext classes are very useful for people who need to generate read-only, platform independent documents containing text, lists, tables and images. the library is especially useful in combination with java(tm) technology-based servlets: the look and feel of html is browser dependent; with itext and pdf you can control exactly how your servlet's output will look. itext requires jdk 1.2. it's available for free under a multiple license: mpl and lgpl.