Descendant of the original, first written by Preston Briggs; description, downloads.

Elucidative Programming system for Java, has: web server, abstractor, database interface, Emacs major mode.

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.

By Donald Knuth and Levy, describing a prominent system of Literate Programming.

Information on applying SGML and XML to Literate Programming.

Overview of concepts, advocacy, and some ideas for applying LP.

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.

A large collection of links to related resources.

Article by Norman Walsh.

Good place to start looking for information.