Power MatchMaker is a Data Cleansing tool that has freed SQLPower becoming licensed in Open Source, along with the Power Architect (Data Modeling Tool). As there is not that too many Open Source tools in the field of data cleansing, I have been curious and I've installed to see this work. The installation was very simple, the software is downloaded from Download Power MatchMaker in different versions depending on the OS. I have tried the windows, which is installed in a coup button 2 minutes. Important not to forget the order of the Java Runtime 5. Once installed, to see how it is best to follow the tutorial that it is in aid of the tool. I also recommend seeing the demo available from the same