Studio Documentation and Guides
Appcelerator and Titanium Studio are extended versions of Aptana Studio, the professional, open source, Integrated Development Environment (IDE) tool for web development. In addition to Aptana Studio's web features, Titanium Studio adds the opportunity to develop Appcelerator Titanium Mobile projects.
Ruby on Rails
*Refer to Adding PHP, Ruby or Python Support for installing these add-on modules. As they are so closely-related, we often use the term, "Studio", to refer to Appcelerator, Titanium, and Aptana Studio together.
To understand all the differences between Appcelerator, Titanium and Aptana Studio, refer to the Studio Feature Comparison.