AMRITA
   Literate programming system to communicate software-based ideas and information, very useful for programming and scientific computing, leverages LaTeX to generate interactive JavaScript-based PDF documents.
   http://www.amrita-cfd.org/

Bibliography on Literate Programming
   A part of the Computer Science Bibliography Collection.
   http://liinwww.ira.uka.de/bibliography/SE/litprog.html

FWEB
   A WEB system of structured documentation for multiple languages, originally the F was for FORTRAN, but now handles C, C++, Fortran (F77, F90), RATFOR, TeX (somewhat), tries to implement WYSIWYG language-independent mode. Open source, GPL.
   http://w3.pppl.gov/~krommes/fweb_toc.html

FunnelWeb Literate Programming Tool
   Portable, production quality LP macro preprocessor, allows interweaving code and documentation for any programming language; emits HTML and TeX; runs on most platforms; Open source.
   http://www.ross.net/funnelweb/

Literate Programming
   By Donald Knuth; University of Chicago Press, 1992, ISBN 0937073806. Description of original book on LP WEB system. Publisher website.
   http://www.press.uchicago.edu/cgi-bin/hfs.cgi/00/7876.ctl

Literate Programming FAQ
   Good place to start looking for information.
   http://www.faqs.org/faqs/literate-programming-faq/

Literate Programming Library
   A large collection of links to related resources.
   http://www.desy.de/user/projects/LitProg.html

Literate Programming in Forth
   An article by Peter J. Knaggs, originally presented at euroFORTH'95.
   http://decweb.bournemouth.ac.uk/staff/pknaggs/papers/literate.html

Literate Programming in XML
   Article by Norman Walsh.
   http://nwalsh.com/docs/articles/xml2002/lp/paper.html

Literate Programming with XML
   Provide tools to support Donald Knuth's Literate Programming using XML instead of TeX. Is not based on any specific DTD or programming language, but instead uses processing instructions for processing the literate programs.
   http://literatexml.sourceforge.net/

Literate Programming: Propaganda and Tools
   Overview of concepts, advocacy, and some ideas for applying LP.
   http://vasc.ri.cmu.edu/old_help/Programming/Literate/literate.html

Noweb
   Simple, extensible tool for Literate Programming.
   http://www.eecs.harvard.edu/~nr/noweb/

SGML/XML and Literate Programming
   Information on applying SGML and XML to Literate Programming.
   http://xml.coverpages.org/xmlLitProg.html

The CWEB System of Structured Documentation
   By Donald Knuth and Levy, describing a prominent system of Literate Programming.
   http://www-cs-faculty.stanford.edu/~knuth/cweb.html

The Elucidative Programming Page
   Literate programming variant; explanations embed no code, but display next to code, in Web browser; source files are not altered, explanations organized by whole abstraction, not free form; now supports Java, Scheme. Explanations, examples, downloads.
   http://www.cs.aau.dk/~normark/elucidative-programming/

The Java Elucidator
   Elucidative Programming system for Java, has: web server, abstractor, database interface, Emacs major mode.
   http://elucidator.sourceforge.net/

The Nuweb System for Literate Programming
   Descendent of the original, first written by Preston Briggs; description, downloads.
   http://nuweb.sourceforge.net/

xmLP
   A Literate Programming tool for XML written in XSL-T.
   http://xmlp.sourceforge.net/