Tutorials, API documentation and Model Reference
The key differece in Frappé compared to other frameworks is that Frappé is that meta-data is also treated as data and is used to build front-ends very easily. Frappé comes with a full blown admin UI called the Desk that handles forms, navigation, lists, menus, permissions, file attachment and much more out of the box.
Frappé also has a plug-in architecture that can be used to build plugins to ERPNext.
Frappé Framework was designed to build ERPNext, open source ERP for managing small and medium sized businesses.
You're encouraged to help improve the quality of this documentation, by sending a pull request on the GitHub Repository. If you would like to have a discussion regarding the documentation, you can do so at the forum.