[racket] structural program comparison tool in Racket

On Fri, Sep 14, 2012 at 04:34:21AM +0800, Yin Wang wrote:
> Hello,
> 
> I'm developing a tool for "diffing" program by parse trees and not
> text. It is written in Racket and can process Lisp family languages,
> C++, JavaScript and Python. It has a JavaScript based interactive UI
> for browsing the diff results.

You might also be interested in looking at the software similarity 
tester written by Dick Grune, which is linked from his web page at 
http://www.dickgrune.com/

-- hendrik