Download Center

Production Recommended for development with db4o

db4o for Java, version 8.0.249.16098 ZIP (released 4/26/2012)
db4o for .NET 3.5, version 8.0.249.16098 MSI (released 4/26/2012)
db4o for .NET 3.5, version 8.0.249.16098 ZIP (released 4/26/2012)
db4o Replication System for Java, version 8.0.249.16098 ZIP (released 4/26/2012)
db4o Replication System for .NET, version 8.0.249.16098 ZIP (released 4/26/2012)
db4o for .NET 4.0, version 8.0.249.16098 MSI (released 4/26/2012)
db4o for .NET 4.0, version 8.0.249.16098 ZIP (released 4/26/2012)

Development Beta release, Ideal for testing new features

db4o for Java, version 8.1.249.16099 ZIP (released 4/26/2012)
db4o for .NET, version 8.1.249.16099 MSI (released 4/26/2012)
db4o for .NET, version 8.1.249.16099 ZIP (released 4/26/2012)
db4o Replication System for Java, version 8.1.249.16099 (released 4/26/2012)
db4o Replication System for .NET, version 8.1.249.16099 (released 4/26/2012)

Stable Recommended for product shipment

db4o for Java, version 7.12.243.16079 ZIP (released 4/26/2012)
db4o for .NET 2.0, version 7.12.243.16079 MSI (released 4/26/2012)
db4o for .NET 2.0, version 7.12.243.16079 ZIP (released 4/26/2012)
db4o for .NET 3.5, version 7.12.243.16079 MSI (released 4/26/2012)
db4o for .NET 3.5, version 7.12.243.16079 ZIP (released 4/26/2012)
db4o Replication System for Java, version 7.12.243.16079 ZIP (released 4/26/2012)
db4o Replication System for .NET, version 7.12.243.16079 ZIP (released 4/26/2012)

Continuous Nightly build for those who like to live on the edge

db4o for Java, version 8.1.251.16105 ZIP (released 5/10/2012)
db4o for .NET, version 8.1.251.16105 MSI (released 5/10/2012)
db4o for .NET, version 8.1.251.16105 ZIP (released 5/10/2012)
db4o Replication System for Java, version 8.1.251.16105 ZIP (released 5/10/2012)
db4o Replication System for .NET, version 8.1.251.16105 ZIP (released 5/10/2012)

Quick Download

Production Release

		db4o 8.0 for Java (zip, 39.5 MB)
		db4o 8.0 for .NET 4.0 (msi, 21.4 MB)