Ok then, check out this awesome DSL example screencast in common lisp: http://lispm.dyndns.org/news?ID=NEWS-2005-07-08-1 http://lispm.dyndns.org/news?ID=NEWS-20

Ok then, check out this awesome DSL example screencast in common lisp: http://lispm.dyndns.org/news?ID=NEWS-2005-07-08-1 http://lispm.dyndns.org/news?ID=NEWS-2005-07-08-1 I don't know how much common lisp you know, but you asked for a real example. Also check out this awesome talk by Shriram Krishnamurthi: http://www.cs.brown.edu/~sk/Publications/Talks/SwineBeforePerl/ http://www.cs.brown.edu/~sk/Publications/Talks/SwineBeforePe... (audio and slides). It uses scheme. There are many more examples, but these are just off the top of my head.