Starting with Release 1.6 the WebIDE development environment includes Fiori Reference Apps. The Fiori Reference Apps are end-to-end apps based on the Enterprise procurement model (EPM) to showcase how business apps should be developed wuith UI5 and Fiori.
You can find all UI code in the WebIDE. Just use the new menue entry to create a new project from sample application and select the app you want to discover in detail.
The corresponding backend code (Odata services) is part of SAP Netweaver 7.40 SP10.
Please check this document for further details on Fiori Reference Apps.
New with WebIDE 1.7
With Release 1.7 you will find a new Fiori Reference App in the WebIDE.
The new Manage Products App is focussing on Edit Scenarios like maintaining Master Data (Product master in this example). It is targetting specific challenges of create/edit cases and shows you how to handle them. Like in the other Reference Apps the backend code is part of SAP Netweaver. You will not need any ERP backend like ECC or MDM to make it work.
Please have a look at this document for further details on the Manage Products App.
If you want to discover all existing Fiori Reference Apps please check this document .