From the webpage:
JugglingDB is cross-db ORM, providing common interface to access most popular database formats. Currently supported are: mysql, mongodb, redis, neo4j and js-memory-storage (yep, self-written engine for test-usage only). You can add your favorite database adapter, checkout one of the existing adapters to learn how, it’s super-easy, I guarantee.
For those of you communing with your favourite databases this weekend. 😉