• Pandoc
  Pandoc is a Haskell library for converting from one markup format to another, and a command-line tool that uses this library. It can read markdown and (subsets of) reStructuredText, HTML, and LaTeX, and it can write markdown, reStructuredText, HTML, LaTeX, ConTeXt, PDF, RTF, DocBook XML, OpenDocument XML, ODT, GNU Texinfo, MediaWiki markup, groff man pages, and S5 HTML slide shows.
  in utilities with conversion format haskell pandoc utility
• pdftk - the pdf toolkit
  Pdftk is a simple tool for doing everyday things with PDF documents
  in computer > software with pdf tool toolkit utility by 4 users
• PDFTOHTML conversion program
  in software with html pdf pdf2html tool utility by 2 users
• Unix/Linux "find" Command Tutorial
  in nix with find tutorial unix utility by 2 users
• Utilities
  in nix with group open shell unix utility
• wvWare, library for converting Word documents
  in computer > software with converter html latex library rtf utility word by 4 users

utility from all users