Open Source Java OLAP Software

Pentaho couples data integration with business analytics in a modern platform to easily access, visualize and explore data that impacts business results. Use it as a full suite or as individual components that are accessible on-premise, in the cloud, or on-the-go (mobile). Pentaho enables IT and developers to access and integrate data from any source and deliver it to your applications all from within an intuitive and easy to use graphical tool. The Pentaho Enterprise Edition Free Trial can be obtained from https://pentaho.com/download/

OpenI plugin for Pentaho CE provides a simple and clean user interface to visualize data in OLAP cubes. It supports both direct Mondrian and xmla based connections like Microsoft SQL Server Analysis Services (SSAS), plus provides add-on features like Explore Cube Data, custom SQL for drillthrough data, publishing drillthrough data to external web services etc.

olap4j is an open Java API for connecting to OLAP servers and writing analytic applications. Code is at https://github.com/olap4j/olap4j.

Advanced Analysis Services is a Business Intelligence (BI) tool to let users analyze OLAP sources like Pentaho, Mondrian, Microsoft Analysis Services (MSAS) or Hyperion, in an intuitive way, based on analysis templates like Paretto, Ranking and BCG

With Alfresco Audit Analysis and Reporting (A.A.A.R.) is provided a solution to extract, store and query audit data together with the document/folder informations at a very detailed level, with the goal to be useful to the end-user in a very easy way. To reach that goal, to make the data more friendly for the end-user, the data are published in reports in well-known formats (pdf, Microsoft Excel, csv, etc.) and stored directly in Alfresco as static documents organized in folders, versioned, authorized and published. On the top of the A.A.A.R. solution, the A.A.A.R. Analytics is a set of powerful tools to analyze data in an interactive and customizable way with a user console composed by dashboards, reports and free analysis.

Creating beautiful dashboards and thousands of reports that can be embedded into your application can be easily done with Caxpy. Its a very lightweight application which can be used to create reports from just plain SQL queries.

La_Azada is an OLAP client developed in java (Eclipse Rich Client Application), and based on olap4j. Supports mondrian and XMLA drivers.

Longname:Operational data business express---- ODBExpress is a report suit for business intelligence, it includes reporting, analysis (OLAP),etc.

OLAP Query Designer is a fork of JRubik, and will incorportate an all new interface and query designer. I allows querying of OLAP Datasources like Mondrian, and is based around JPivot and the Pentaho project.

SOLAPLayers is a cartographic component which enables navigation in geospatial (Spatial OLAP or SOLAP) data cubes. It aims to be integrated into existing dashboard frameworks in order to produce interactive geo-analytical dashboards.

easyDE is an Enterprise Business Intelligence platform that facilitates timely and effective business decision for companies to gain competitive advantage. Allow a wide range of end-users to quickly deploy rich analyses with a single integrated product.

A Flex/java based system for presenting statistics over the net. Based on Mondrian backend. Able to handle large amounts of data, administration facilities not worth shouting about.