JasperReports - JasperReports Server is a stand-alone and embeddable reporting server.
WiseStamp - WiseStamp allows you to easily create and implement slick and unique email signatures for your business.
DynamicReports - DynamicReports is an open source Java reporting tool based on JasperReports.
NEWOLDSTAMP - Email signature generator
Windward AutoTag - Windward AutoTag is a free-form report design tool for creating exactly the report layout you want.
Sigstr - Email signature marketing