PDFTextStream is a PDF text and metadata extraction library available for Java and .NET. It supports all versions of the PDF document specification (including v1.7, used by Acrobat 8, 9, and X), extraction of text encoded using double-byte character sets (including Chinese, Japanese, and Korean), decryption of documents encrypted using 40-bit, 128-bit, 256-bit, and variable bit length ciphers, and extraction of all document metadata provided by PDF documents (including form data, bookmarks, and annotations). Easy integration with Jakarta Lucene is included, as well as interactive form update capability.
PDFtk Server is a simple commandline tool for doing everyday things with PDF documents. You can use it to merge PDF documents or collate PDF page scans, split PDF pages into a new document, rotate PDF documents or pages, decrypt input as necessary (password required), encrypt output as desired, fill PDF forms with X/FDF data and/or flatten forms, generate FDF data stencils from PDF forms, apply a background watermark or a foreground stamp, report PDF metrics, bookmarks, and metadata, add/update PDF bookmarks or metadata, attach files to PDF pages or the PDF document, unpack PDF attachments, burst a PDF document into single pages, uncompress and re-compress page streams, and repair corrupted PDF files (where possible).
PDFreactor is a formatting processor to convert HTML and XML to PDF. It uses Cascading Style Sheets (CSS) to define page layout and styles. It allows you to dynamically generate PDF documents such as invoices, delivery notes, shipping documents, or print versions of Web content on-the-fly. Vector graphics (SVG), barcodes, MathML, XSLT, and CMYK colors are supported. All common J2EE application servers are supported. Complete .NET, PHP, Perl, Python, and Ruby APIs are included. Direct integration into automatic build processes using Apache Ant is also possible.
libHaru is a library for generating PDF files. It supports generating PDF files with lines, text, images, outlines, text annotations, and link annotations, compressing a document with deflate-decode, embedding PNG and JPEG images, embedding Type1 and TrueType fonts, creating encrypted PDF files, using various character sets, using CJK fonts and encodings, and basic U3D usage.
Whyteboard allows you to annotate PDF and PostScript documents and various image formats. You can draw with common tools such as a pen, rectangle, ellipse, text tool, etc. You can draw shapes, which can be moved, resized, recoloured, etc. Your drawing history is stored, allowing you to replay it. Tabbed painting is supported, with each sheet having its own unlimited undo and redo operations. There are live-updating thumbnails for each sheet. Sheets that are closed can also be undone, restoring their data. Note controls, similar to virtual, editable Post-It Notes. A draggable, live-updating resizable canvas that stretches to whatever size you want.
PDF Automation Server (PAS) can receive PDF documents from multiple sources concurrently, including email, FTP servers, and local or network folders. Processes can then be defined independently for each document source to perform a number of different functions on the documents. Finally, PAS can route the original or modified document to multiple destinations, including folders, printers, email, and FTP servers. PAS supports the following PDF processing functions: printing, setting security, conversion to images, merging, flattening, and extraction of form field data, importing, exporting, and flattening of annotations, text extraction, assembling, splitting, merging, digital signatures, and stamping.
PDF Studio is an easy to use yet powerful PDF editor. It maintains full compatibility with the PDF format and supports most PDF functions. It allows you to view, print, and search PDF files, review and annotate documents with text, graphics, and sound, scan to PDF, fill in and save forms, secure documents with passwords and permissions, merge, split, and assemble documents, convert Word, image, and text files to PDF, and add bookmarks, watermarks, headers, and footers. It is integrated with Google Apps and Sharepoint. The Pro version allows content editing, permanent manual redaction, batch processing, precision measuring tools, digital signatures, and preflight PDFs with PDF/X profiles.