Maybe using Rouge? http://engineering.foursquare.com/2011/01/21/rogue-a-type-safe-scala-dsl-for-querying-mongodb/ http://engineering.foursquare.com/2011/01/21/r

Maybe using Rouge? http://engineering.foursquare.com/2011/01/21/rogue-a-type-safe-scala-dsl-for-querying-mongodb/ http://engineering.foursquare.com/2011/01/21/rogue-a-type-sa... Persistence IMHO doesn't have to be a very important feature in a framework, since a good one should be able to be pluggable. I use Django, but in some projects I don't use their ORM (or any ORM).