Mnemosyne is an in-memory object database for Java. It uses AOP to achieve transparent persistence, and object level versioning and locking to provide ACID transaction support. Data is persisted through transaction logging and periodic system snapshots
The goddess of memory and the mother of the Muses.
Mnemosyne or Memory was the mother of the Greek Muses, who inspired poetry inferior to imaginative, prophetic poetry like that of the Bible.