PDF tool kit : pdftk

pdftk is a toolkit available for example on ubuntu repositories. It seems to be from the "PDF Hacks" book.


Main Webpage :
http://www.accesspdf.com/pdftk/


List of the features found on the website (Latest Version: 1.41, Released: November 28, 2006) :

• Merge PDF Documents
• Split PDF Pages into a New Document
• Rotate PDF Pages or Documents
• Decrypt Input as Necessary (Password Required)
• Encrypt Output as Desired
• Fill PDF Forms with FDF Data or XFDF Data and/or Flatten Forms
• Apply a Background Watermark or a Foreground Stamp
• Report on PDF Metrics such as Metadata, Bookmarks, and Page Labels
• Update PDF 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
• Repair Corrupted PDF (Where Possible)