DBTune is an open-source library for Automatic Database Tuning. It provides an abstraction of the DBMS, utilities for doing common database-tuning-activities, as well as facilities to execute what-if optimization on a RDBMS. It is part of the DBTune project.
See the project web site located at https://github.com/dbgroup-at-ucsc/dbtune for the latest info.
Documentation can be found in https://github.com/dbgroup-at-ucsc/dbtune/wiki
License information regarding DBTune can be found in the LICENSE file.