--- In RecommenderSystems@yahoogroups.com, mohammad darzi
<modarzi@...> wrote:
>
> Dear My Friends
> Hello,
> I hope that you are all well.I am student and studying on
Recommender systems and Collaborative filtering algorithm.Now,I need
your help.How can I get free and open source Recommender system engine.
> I am really thankful if you guid me.
> Sincerely Yours
> Mohammad Darzi
>
>
> ---------------------------------
> Need Mail bonding?
> Go to the Yahoo! Mail Q&A for great tips from Yahoo! Answers users.
>
I am aware of these open-source engines. I'm sure there are many more:

COllaborative Filtering Engine
http://eecs.oregonstate.edu/iis/CoFE/

Taste
http://taste.sourceforge.net/

Recommender.org
http://sourceforge.net/projects/recommender-org/


Scout Portal Toolkit
http://scout.wisc.edu/Projects/SPT/

alkindi (non-active but in pub domain)
http://mappa.mundi.net/signals/memes/alkindi.shtml