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In 2015, the software company Qosqo who supported the development of Quipu decided to abandon the open source project as it was. The latest open source release (version 2.x) is what you'll find here. The development moved on in closed source at http://www.datawarehousemanagement.org, currently (March 2016) at version 3.2.
The open source description:
Quipu is an open source data warehouse generation system that creates and monitors data warehouses. With Quipu you can implement a data...
An Expert Search System for Enterprise Search based on the Information Retrieval Vector Space Model. Our model builds a weighted profile for each candidate and keeps all the documents, thus allowing to retrieve both people and documents together.