Free Java Reporting Library
An interactive viewer for three-dimensional chemical structures.
Implementation of the EDIINT AS2 protocol (RFC 4130)
Online service for PDF conversion (to PDF)
smart and open source document management system
Personal finance app to keep track of cash, income, expense and budget
Running JasperReports from command line
SmartPOS (Includes->SmartERP distro of Idempiere ERP) is 100% Web
Expense reporting system for business
java API for tabular reports and pivot tables
This web application allows users to watch-online generated reports.
Printed document formatting like invoices, payment instruments, etc.
although fully functional, this is a pre-framework that you can extend