Latest Pentaho Data Integration (aka Kettle) Documentation

Translated Kettle Documentation - Spanish - Korean - Russian

Quick Start and Overview

Documentation for (Database) Developers and Users

Reference:

Highlighting New Features in PDI 6.0

Highlighting New Features in PDI 5.0:

Books:

Other:

Migration:

Documentation for (Java) Developers

Current Kettle Development & Archive

Further Links & Information