The App Framework lets you use your favorite tools and frameworks and easily connect them to Contentful. A brief introduction to the App Framework is presented by David Fateh, a software engineer and developer advocate for Contentful.
Getting started with the Contentful App Framework
The Tools of the Contentful App Framework
Understanding the AppDefinition and AppInstallation
Creating, Developing, and Running a Simple App
Using the SDK to Get and Set Data within your App
Fetching Async Data in Contentful and Hydrating your App
Passing Data via the SDK Between Different App Locations