Studio Documentation and Guides
Axway Appcelerator Studio is an extended version of Aptana Studio, the professional, open-source, Integrated Development Environment (IDE) tool for web development. In addition to Aptana Studio's web features, Axway Appcelerator Studio adds the opportunity to develop Titanium Mobile projects.
Ruby on Rails
To understand all the differences between Appcelerator, Titanium, and Aptana Studio, refer to the Studio Feature Comparison.