The iText toolbox is a Java Swing application that was originally a part of the iText library. You can start it as an executable jar, or you can run it as a Java Webstart application. You’ll find it a useful tool to perform all kinds of PDF-related file manipulations: converting a directory of images to a PDF, concatenating existing PDFs, and so on...
Its initial purpose however, was to be a learning tool for developers.
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