OS Business Intelligence?

Found jasperforge today... Saw a recent article in a linux mag featuring Business Intelligence, an area I'm currently interested in, that made reference to it.

JasperForge.org is the open source development portal for the JasperSoft Business Intelligence Suite, the JasperSoft Business Intelligence solution that delivers comprehensive tools for data access, data integration, analysis, and reporting.

JasperReports
JasperServer and JasperAnalysis
JasperETL
iReport