Kundera 2.1 发布，Kundera 是一个 JPA 2.0 兼容的 NoSQL 数据存储的对象映射框架。目前支持的 NoSQL 服务器包括：Cassandra、HBase、MongoDB。
Kundera 2.1 包含 bug fixes, 性能提升以及如下的新特性：
- CQL Version configuration
- Batch insert/update for Cassandra/MongoDB/HBase
- JPA MetaModel and TypedQuery implementation
- Raw thrift client support for Cassandra
- Datastore specific XML configuration. (.properties file deprecated)
- Stronger query support:
- JPQL support over all data types and associations
- JPQL support to query using primary key alongwith other columns
- JPA compliance
- EntityManager methods implementation (contains, refresh, detach, setProperty)
- EntityManagerFactory methods (getPersistenceUnitUtil)
- Persistence methods (getProviderUtil)