Create simple invoices and print or store them as PDF in a nice layout with an open source application which runs OS independent (if Java is installed on your machine)
For new versions please look at: https://github.com/cpo1964/easyInvoice
OpenMoka is a simple ERP software (gestionale) written in java, jsp, jsf to manage a small company. You can create invoices (fattura/fatture), orders and control your customers(clienti). It is translated in english and italian.