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db4o - database for objects by db4o

db4o - database for objects - is a fast client/server Java object database. A footprint of 250 kB saves memory and allows online-download. ACID transactions keep all data safe in case of VM stops. The S.O.D.A. query API let's you query your data with the power of Java. Automatic class recognition permits zero-admin deployment. No enhancers! No modifications to application classes!. db4o is threadsafe and runs in servlet environments like Tomcat.

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Javelin by Step Ahead Software

Javelin is a lightweight, easy to use, intuitive object modeling and coding environment for Java. Create and manage classes, attributes, methods, inheritance and association relationships in the fastest way possible - visually. Switch between high level design tasks and low level coding tasks with the click of a button. Create new classes, establish relationships then drill down into the generated code to edit a method body.

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