Downloading ChartMaestro 2.0 for Mac from the developer's website was possible when we last checked. We cannot confirm if there is a free download of this app available. The software lies within Business Tools, more precisely Finances. We recommend checking the downloaded files with any free antivirus. This Mac app was originally developed by Lars Forsberg.
From the developer:
ChartMaestro is an advanced stock analysis tool that allows you to efficiently analyse the stock market. With its data mining features, you can analyse the stock market automatically to find the stocks you are interested in. ChartMaestro does the job for you, but it is up to you to define the rules.
You may want to check out more Mac applications, such as Personal Finance or Putler, which might be similar to ChartMaestro.