PDF Walker is a graphical tool to analyze the contents of PDF documents, based on Origami.
It can be used to explore the internal contents of a document:
- browse through the object tree, including object streams
- follow object references and view cross references
- search objects using regular expressions
- decode and extract streams
- locate page contents and form fields
- sign documents
$ gem install pdfwalker
PDF Walker is distributed under the GPL3 license.