I've recently released 1.0-RC1 for MJORM (Mongo-Java-Orm, project page: http://code.google.com/p/mongo-java-orm/). Features include: * XML and annotation based mapping configuration for POJOs
* Automatic DBObject to POJO (and vica verca) conversion
* XML and JavaScript? based Map\Reduce configuration and helper classes
* High level query API via the MongoDao
* Lower level criteria query API via DaoQuery and DaoModifier
* MQL (MJORM query language. aka "Michael") a DSL for querying mongo similar to SQL
* Easy integration with the Spring Framework