Java client API for accessing economic data from the World Bank
Java client API for accessing the FRED web services
Opensource framework for creation bussiness web applications
Create XML and JSON data services from any data source
open-source, flexible Business Process Management (BPM) in Java
A Free and Open Source Java Framework for Multiobjective Optimization
JavaPOS implementation and more, for Brazilian Retail applications
Java based Batch scheduling, processing and monitoring framework
Shipping biller is benificial tool for generating shipping bills.
Free Java components for Quantitative Finance and Algorithmic Trading
[DEPRECATED] Yahoo finance API is shut down by Yahoo!
Framework for Case Management
Quantitative financial models implemented in Java
Java Simplified Accounting Management System