From: Vitali on

I'm looking for libraries to do text extraction from MS Office and PDF
file formats. Also looking for libraries to do HTML rendering of
documents in the same formats. I know of couple of commercial
libraries from Oracle and Autonomy, but they only have C and/or Java
APIs. I also found this project
Is there other open source alternatives, and/or alternatives with Ruby

From: BruceL on
I am using the standard 'spreadsheet' library to load from excel
2003 .xls files with ruby.
it's not pretty but it works