Content Management API Contentful's Content Management API (CMA) is used to manage content in your spaces. Use this category for conversations related to its usage at a REST API level.
Images API This area is for topics relating to our powerful Images API. Use this category to discuss anything related to media stored on Contentful.
Content Preview API Come here to participate in conversations related to our Preview API, which allows you to get access to unpublished content you have stored in your spaces.
Content Delivery API This section is all about our Content Delivery API (CDA), which is our read-only API for delivering content from Contentful to apps, websites and other media.
List of references has different order than what i see inside the contentful editor [Content Delivery API] (5)