Octopus Graphical Editor is a front end / GUI to help users to create XML files for Enhydra Octopus, which is a Java based ETL (Extraction, Transformation and Load) tool.
Apatar is an open source Extract, Transform, and Load (ETL) project. Modular architecture delivers 1. Visual job designer/mapping 2. Connectivity to all major data sources 3. Flexible Deployment Options (GUI, or server engine with JVM, or embedded).