读取操作PDF的Java类库

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License Library / package Description

Adobe Acrobat Reader for Java	Freeware	Read and display PDF documents. A viewer application and a JavaBean are available. Works with Java 1.1.8+.
Big Faceless PDF library	Commercial	Write PDF documents, with support for various advanced features.
ceTe Software	Commercial	DynamicPDF Generator to write, DynamicPDF Merger to read and write PDF files.
Etymon PJ	GPL / Commercial	Read and write PDF documents. There are two versions, classic and professional. Classic comes under the GPL and requires Java 1.1. Professional is commercial and requires Java 1.4.
FOP	Apache License	Write PDF documents, render them from XML/XSL sources.
gnujpdf	GPL	Write PDF documents. An extension of the retepPDF project.
iText	LGPL	Write PDF documents. Requires Java 1.2.
PDFGo	Commercial	Read PDF documents. Viewer (standalone application) and Java Bean available.
jPDFPrint	Commercial (trial version available)	Library to read and print PDF documents.
jPDFProcess	Commercial (trial version available)	Library to read, manipulate and save PDF documents. Manipulation operations include splitting, drawing, printing, encrypting and exporting as images.
jPDFViewer	Commercial (trial version available)	Java Bean to display PDF documents.
jPDFWriter	Commercial (trial version available)	Pure Java library to write PDF files. Library can be used like a Java printer job. Thus, existing Java code for printing can be reused to create PDF files.
JPedal	GPL or site license or fixed fee	Read PDF documents. This library can both extract content from PDFs and rasterize them.
jPDF	Commercial (trial version available on request)	Manipulation of PDF files, especially suited for the server side. Features include PDF generation from templates, splitting, merging, parsing and encryption. Written in pure Java (requires Java 1.3 or higher).
JustFormsPDF	Commercial (trial version available)	Pure Java library for filling and editing PDF documents with forms. Requires Java 1.2+.
Multivalent	Special license	Reads PDF and other document formats. Includes a browser to view all supported files. Provides various tools to manipulate PDF files: compress, uncompress, split, merge, encrypt, decrypt, info, validate, extract text, and full-text search (with Lucene). Source code available.
PDF stream writer	Freeware	Java library to convert XML to PDF files.
PDFBox	BSD	Library to access PDF files. A utility to convert to text is included.
PDFlib	Commercial	Read and write PDF documents. This is a C library which has Java JNI bindings.
PDFTextStream	Commercial	Read PDF documents. This library can extract text and metadata from PDF files. It supports PDF up to version 1.5 and comes with support for Lucene.
retepPDF	GPL	Write PDF documents.
Saffron Document Server	Commercial	Reads PostScript (.ps) documents and generates PDF, HTML, RTF, TIFF, and other formats. Configured as a server for concurrent document rendering.
SmartJPrint	GPL-like	Pure Java library to write PDF files. Generates PDF files from Swing GUI components, provides preview functionality.
Snowbound	Commercial	Read and write PDF files.
XMLMill	Commercial, trial version available	Create PDF documents from XML/XSL.