Open source BI options are pretty slim pickings, but the contenders are top notch. We lean to
Pentaho Open BI Suite over JasperSoft in recognition of its fleet of well-crafted modules for reporting and dashboards, data integration (via the Pentaho Kettle ETL integration engine), data analysis (thanks to the
Mondrian 3.0 OLAP server), and advanced data mining (with the addition of the
Weka project). End-users like the browser-based, self-help wizards that simplify creating and generating reports, and there are good tools for automating delivery via e-mail and portal access and formatting to HTML, Excel, and PDF.
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