ReportServer is a modern and versatile business intelligence platform
Feature rich insurance quote & buy system for underwriters and brokers
Design, automate, operate and publish data pipelines at scale
PWM let you organize your project in a Web 2.0 way.
Data quality analysis, profiling, cleansing, duplicate detection +more
Rediscover the Simplicity http://www.atgclabs.com/
java API for tabular reports and pivot tables
Java Enhanced Data Interface - Italian Senate Project
Open source Extract Transform Load engine written in Java
Small, fast Java library for reading and writing CSV files
although fully functional, this is a pre-framework that you can extend