iText is a library that contains classes to generate and manipulate documents in the Portable Document Format (PDF). Document manipulation includes splitting, merging, and filling out forms (AcroForms, static and dynamic XFA forms).
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This release is into different jars: iText.jar, which is the core library (PDF), iText-rtf.jar (RTF), and iText-rups.jar (a PDF tool). The old RtfWriter class was removed from the RTF packages in favor of RtfWriter2. iText RTF now has plenty of new functionality for parsing RTF files.