I'd definitely recommend Carrierwave. This railscast will tell you how to get it up and running:
http://railscasts.com/episodes/253-carrierwave-file-uploads -- You received this message because you are subscribed to the Google Groups "Heroku" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/heroku?hl=en.
