Palo ETL Server is a Java based Tool for Extraction, Transformation and Loading of mass data into the Palo OLAP Server. Palo ETL Server is one part of the Palo Suite.
OpenDigger is a java based compiler for the xETL language. xETL is a language specifically projected to read, manipulate and write data in any format and database. With OpenDigger/XETL you can build powerful Extraction-Transformation-Loading (ETL) progs!